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“lead-pipe” muscle rigidity 0.75% metronidazole gel 1,25-dihydroxyvitamin D|dihydroxyvitamin D 10% KOH wet-mount preparation 16S ribosomal RNA sequences 2% clindamycin cream 5-phosphodiesterase inhibitors|inhibitors of phosphodiesterase type 5 67Ga scan 75-kDa TNF receptor 7-valent pneumococcal conjugate vaccine 99mTc bisphosphonate bone scanning 99mTc scan 99mTc-MDP bone scan A delta fibers abatacept abdominal bloating abdominal cramps|abdominal cramping pain abdominal CT abdominal discomfort abdominal examination abdominal film|abdominal X-ray abdominal findings abdominal infection abdominal muscle cramps abdominal tenderness aberrant aberrant immunologic phenomena ablation ablation therapy ablative abnormal abnormal cardiac perfusion abnormal heart valve abnormal lumbar puncture abnormal motility abnormal neurologic status abnormal odor abnormal phenotype abnormal secretions abnormal swallowing function abnormal vascular reactivity abnormality abrasion arthroplasty abscess cavity abscess contents abscess formation abscess-like absence of peripheral pulses absent bowel sounds absolute count absorbed vaccine acalculous cholecystitis accelerated atherosclerosis accelerated schedule accessory invasin locus access-site dressing ACE inhibitor drugs ACE inhibitors acetabular acetaminophen Achilles tendinitis aching aching pain achlorhydria achlorhydric achlorophyllic acid maltase acid-fast bacilli acid-fast stain acidic fibroblast growth factor acidic pH of the stomach acidified acinar epithelial cells acitretin acne conglobata acne fulminans acneiform acne-like exanthem acquired sexually acral acridine orange acro-osteolysis actin stress fibers|smooth-muscle actin stress fibers activated activated complement products activated protein C levels activating phosphorylation event activating receptor activating signals activation pathway activation signal active active disease acute care acute coryza acute disease acute febrile neutrophilic dermatosis acute hepatic injury acute HIV infection acute infective rhinitis acute left ventricular failure acute lymphocytic leukemia|ALL acute myelocytic leukemia acute nasal catarrh acute pelvic inflammatory disease acute phase of the illness acute pulmonary disease acute rhinopharyngitis/nasopharyngitis acute urethral syndrome acutely ill acute-phase antibody acute-phase protein production acute-phase protein synthesis acute-phase reactants acute-phase serum components acylated adalimumab adaptability adapter molecule adapter proteins adaptive immune cells adaptive immune responses adaptive immune system adaptive immunity adaptive immunity cells adaptive transfer into animals adaptor protein addition additional second line of therapy additional therapy additive additive arthritis additive therapy additively adefovir adenitis adenocarcinoma adenoidectomy adenopathy adenoviral adherence adhesins adhesion cascade adhesion ligand pairs adhesions adhesive adhesive chronic pericarditis adjunctive adjuvant adjuvants administration of intrathecal chemotherapy adnexae|uterine appendages|adnexa of uterus adnexal attachments adnexal mass adnexal swelling adnexal tenderness adoptive transfer experiments ADP-ribosyl ADP-ribosylation adrenal insufficiency adrenalitis adsorbed C3bi adult immunization schedule adult pulmonary TB adult Still’s disease advanced advanced disease advanced sclerotic lupus nephritis advancing adventitial adverse adverse events adverse reactions aerobic bottle aerobic gram-negative bacilli aerosolized affected afferent affinity maturation of antibody agammaglobulinemia agar medium age-matched agent agents of infectious disease age-specific rates of death age-specific reference ranges agglutinin-like sequence adhesins aggravated aggrecan aggrecanase aggregate aggressive aggressive therapy aggressive treatment agitated agranulocytosis air bronchogram air trapping airborne airflow measurements airflow obstruction air-fluid level airway airway compression airway dilatation airway epithelial cells airway hyperreactivity airway infection airway management airway obstruction airway protection airway-surface infection AL amyloidosis alanine repeat sequences alcohol hand rubs alcohol/drug withdrawal aldolase alefacept alemtuzumab alimentary tract alkylating agents allele expression allelic gene products allelic polymorphism allelic variation allergic airways disease allergic angiitis and granulomatosis|allergic granulomatosis| allergic asthma allergic bronchopulmonary aspergillosis allergic diathesis allergic diseases allergic rhinitis allergic to allergist alleviation of symptoms alloantigen allogeneic allograft allograft rejection allopurinol alone alopecia alpha-hemolytic streptococci alterations alterations in joint function alterations in mood altered altered mental function altered mental status alternate complement activation alternate-day regimen alternating alternative activation pathway|alternative complement activation pathway alternative pathway alternative pathway of complement alternative T cell activation alternatively spliced alternatives aluminum acetate aluminum hydroxide aluminum salts alveolar capillary leak|capillary leak alveolar capillary permeability alveolar epithelial cells alveolar filling alveolar hemorrhage alveolar infection alveolar macrophages alveolar septae alveolar spaces Alzheimer’s disease ambulate ambulation ambulatory care visit ambulatory investigation ambulatory monitoring ambulatory therapy amebas amebiasis amebic cysts amebic liver abscess amelioration of symptoms amelioration of the disease amenable Amies transport medium amino acid sequence homology aminophylline amino-terminal amino-terminal region aminotransferases amiodarone amlodipine amphotericin B deoxycholate complex amplification assay amplification system amplified amplifiers amyloid arthropathy amyloid cardiomyopathy amyloid deposits amyloid diseases amyloid fibril deposition amyloid fibril deposits amyloid fibrils amyloid involvement amyloid nephropathy amyloid P-component amyloidosis anabolism anaerobes anaerobic anaerobic broth bottle anaerobic infection anaerobic sepsis anakinra anal and rectal lesions anal crypts anal fissure anal warts analgesics analogue analyte-specific reagents anamnestic anaphylactoid purpura anaphylaxis anasarca anastomotic leaks anastomotic site anatomic anatomic abnormalities anatomic compromise anatomic differences anatomic site ANCA+ vasculitis Ancylostoma braziliense anemia of chronic disease anergic anergized anesthetic cornea anesthetics aneural aneurysmal dilatations angina angiocentric immunoproliferative lesions angioedema angiogenic angiogram angiographic angioplastic approach angiostatic angiotensin II receptor blockers angulated anidulafungin animal antisera ankle pain ankylosing spondylitis ankylosis annealing step annoyances annular annulus fibrosus anogenital anogenital area anogenital disease anogenital lesions anogenital warts anomaly anorectal herpes anorectal lesions anorectal pain anorectal symptoms anoscopy anserine bursitis antacids antagonize antecedent antenatal anterior cervical adenopathy anterior hypothalamic disease anterior uveitis anthrax spores antiallergen IgE responses anti-apoptotic|antiapoptotic antiarrhythmics antibacterial antibacterial drug antibacterial properties antibacterial strategy anti-B-cell antibodies antibiogram antibiotic drops antibiotic exposure antibiotic failure antibiotic lock technique antibiotic prophylaxis antibiotic rotation antibiotic selection pressure antibiotic susceptibility antibiotic toxicities antibiotic treatment antibiotic use antibiotic-associated antibiotic-resistant antibody capture methods antibody class antibody staining antibody valence antibody-coated antibody-deficient antibody-dependent antibody-independent antibody-mediated antibody-negative anticancer drugs anticardiolipin anti-CCP|anti-CCP autoantibodies|cyclic citrullinated peptide antibodies|CCP antibodies anti-CD20 monoclonal antibody anti-CD52 antibody anticentromere anticholinergic anticholinergics anticoagulant anticoagulated anticoagulation anticonvulsants anticytokine therapy anticytokine treatment anticytokines antidepressants antidiarrheal anti-DNA antibodies anti-DNase B titer test|anti-DNase B test|ADB titer antiendothelial cell autoantibodies antiepidermal antierythrocyte antibodies antifibrillar autoantibodies antifibrotic agent antifungal susceptibility testing antigen challenge antigen composition antigen cross-linking antigen detection test antigen exposure antigen peptide fragments antigen priming antigen processing antigen receptor molecules antigen receptor signaling in lymphocytes antigen receptor-mediated stimulation antigen receptors antigen test antigen/antibody immune complexes antigen-antibody binding antigen-based assays antigen-binding antigen-binding site antigen-dependent antigen-driven antigenic stimuli antigenic stimulus antigenic target antigenic type antigenically distinct forms antigen-loaded antigen-nonspecific|non-antigen-specific antigen-presentation pathway antigen-presenting antigen-presenting function antigen-reactive antigen-reactive cells antigen-reactive site antigen-recognition site antigen-specific anti-glomerular basement disease|Goodpasture’s syndrome|anti-glomerular basement membrane disease antihyperlipidemics antihypertensive antihypertensives anti-idiotype antiidiotype antibodies anti-infective anti-infective catheter anti-infective therapy anti-inflammatories anti-inflammatory cytokines anti-inflammatory events antilymphocyte antibodies antilymphocyte monoclonal antibody antimalarial antimalarial chemosuppression antimeningococcal antibodies antimetabolic antimicrobe response antimicrobial agent antimicrobial chemotherapy antimicrobial drug antimicrobial resistance antimicrobial resistance profile antimicrobial sensitivity testing|susceptibility testing antimicrobial substances antimicrobial susceptibility antimicrobial susceptibility patterns antimicrobial therapy antimicrobial-resistant pathogens antimonocyte monoclonal antibody antimotility drugs anti-mouse Ig antibody antimyeloperoxidase ANCA antimyeloperoxidase antibodies antineoplastic agents antineoplastic drugs antineutrophil cytoplasmic antibodies|ANCA anti-neutrophil cytoplasmic antibody|antineutrophil cytoplasmic antibody antinuclear autoantibodies|ANA antiparkinsonian antipathogen antipathogen cytokine production antipathogen responses antiperistaltic agents antiphagocytic antiphospholipid antiphospholipid antibody syndrome anti-phospholipid syndrome|antiphospholipid syndrome antipneumococcal antiproteinase-3 ANCA antipseudomonal antipsychotic antipsychotics antipyretic antipyretic potency antipyretics antiretroviral agents antiretroviral therapy anti-rheumatic drugs antirheumatics anti-Rho(D) immune globulin anti-Saccharomyces cerevisiae antibodies|ASCA antisarcolemmal autoantibodies antiseizure anti-signal-recognition particles antistaphylococcal anti-streptococcal serology antistreptolysin O titer test|ASO test|ASO| anti-synthetases anti-T cell anti-TB therapy antithrombin antithymocyte globulin|anti-thymocyte globulin antithyroids anti-TNF agent|TNF-blocking agent anti-TNF therapy anti-TNF-α agents anti-TNF-α antibody therapy anti-TNF-α monoclonal antibody anti-topoisomerase antibodies antituberculous therapy antituberculous|anti-tuberculous anti-tumor effect anti-tumor necrosis factor agents anti-tumor necrosis factor therapy anti-U1RNP antibodies antivaccine advocacy groups antiviral compound antiviral therapy antivirals anxious aortic aneurysm rupture aortic aneurysmal dilatation aortic arch syndrome aortic arteriography aortic dissection aortic flow velocity aortic insufficiency|aortic valve insufficiency aortic regurgitation aortic ring aortic stenosis aortic valve annulus aortic valve closure aortic valve dysfunction aortic valve infection aortic valve replacement aortitis APACHE II score apatite apatite arthritis apex beat apex impulse aphasia aphonia aphthae aphthoid ulceration aphthous apical four-chamber echocardiogram apical pulse apophyseal joints apoptosis genes apoptotic apoptotic death apoptotic defects apoptotic mechanisms apoptotic pathway appendectomy appendiceal abscess appendiceal area appendiceal fecalith appendiceal inflammation appendiceal luminal obstruction appendiceal ulceration appendiceal wall appendicitis appendicitis with rupture appendicitis-like syndrome appetite suppressants appreciable approach to the patient approach to therapy aquaporin-5 arboviral infections arcanobacterial pharyngitis areas of vascular “dropout" arenaviruses arm arterial arterial bruits arterial clotting arterial compromise arterial disease arterial emboli arterial hypoxemia arterial ischemia arterial thrombosis arterial vasodilation arterioarterial shunt arteriographic abnormalities arteriographic lesions arteriography arteriovenous shunt arteritis arthralgias arthritic disorders of adjacent joints arthritides arthritis arthritis in the hips and shoulders arthritis in the left knee arthritis involving large joints arthritis mutilans arthritis of hand joints arthritis of peripheral joints arthritogenic arthrocentesis arthrogenous inhibition arthrography arthropathy arthroplasty arthropod vectors arthropod-borne viral infections arthropod-borne viruses arthroscopic arthroscopic drainage arthroscopic lavage arthroscopically arthrotomy articular articular disorders articular matrix articular sporotrichosis articular stiffness articular structures articular symptoms artificial joint asepsis aseptic aspergilloma Aspergillus infection aspirated aspiration pneumonia aspiration pneumonitis aspirin asplenia asplenic assisted living facility assisted ventilation associated associated with association asthma asymmetric oligoarthritis asynchronous at autopsy at high risk at presentation at the base of the fingernails ataxia ataxia-telangiectasia atelectasis atenolol atheroembolic disease athlete’s foot atlantoaxial subluxation atomic force microscopic image atomic force microscopy atopic atrial ablation atrial arrhythmias atrial contractile dysfunction atrial enlargement atrial myxoma atrioventricular conduction defects atrophic atrophic gastritis atrophic scarring atrophy attack attack rate attapulgite attenuate attenuation attrition atypical co-infection atypical measles auditory abnormalities auditory meatus augment auramine-rhodamine fluorescent dye technique auricles auricular cellulitis auricular chondritis autism spectrum disorders autoamputation autoantibody profile autoantigenic autocrine autocrine stimulatory loop autoimmune alopecia autoimmune basis autoimmune disease susceptibility autoimmune disorder autoimmune lesion autoimmune lymphoproliferative syndrome type 1 autoimmune phenomena autoimmune polyendocrine syndrome type 1 autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy|APECED autoimmune polyglandular syndrome autoimmune regulator gene autoimmune response autoimmune syndromes autoimmune thrombocytopenia autoimmune thyroid disease autoimmunity autoinflammatory autoinflammatory disease autoinoculation autologous peripheral stem cell reconstitution autologous stem cell transplantation automated blood culture system autonomic dysfunction autonomic dysregulation autonomic neuropathy autonomous autopsy studies autosomal recessive syndrome avidly axial arthritis axial arthropathy axial CT image axial inflammation axial involvement axial symptoms axillary temperatures azathioprine B cell activating factor|BAFF B cell deficiency B cell immunodeficiency B cell maturation antigen B cell-surface marker B lineage development B lymphocyte hyperreactivity B lymphocyte stimulator|BLyS B lymphoproliferative diseases babesiosis bacillary angiomatosis bacilli back pain backup culture bacteremic infection bacteremic urinary tract infection bacterial adherence bacterial cause bacterial clearance bacterial colony counts bacterial lipid antigens bacterial membrane bacterial multiplication bacterial overgrowth bacterial pilus-mediated attachment bacterial poles bacterial sepsis bacterial strain analysis bacterial surface structures bacterial triggers bacterial uropathogens bacterial vaginosis bacterial virulence factors bactericidal bactericidal action bactericidal activity bactericidal agents bactericidal synergy bacteriuric bag of a catheterized patient ballotable ballottement of the patellae|balloting of the patella bamboo spine band forms bands|stabs barium enema|lower GI|lower gastrointestinal tract radiography|GI tract radiography barotrauma Barrett’s esophagus Barrett’s metaplasia barrier contraceptives barriers to vaccination bartonellosis basal cells basal keratinocytes base of the bone base of the thumb baseline baseline complete blood count with differential basic fibroblast growth factor basic protein basilar meningitis basis basophil basophil mediators basophil-bound IgE basophilic stippling B-cell antibody isotype switching B-cell chemoattractant 1 B-cell follicles B-cell germinal centers B-cell proliferative disorders B-cell-directed antibodies BCR editing bDNA assays beading beadlike aneurysms Bechterew’s disease Beck’s triad become chronic become clinically evident become edematous become fibrotic become hemorrhagic become inflamed become necrotic bedridden beefy red Behcet’s disease Bell’s palsy|idiopathic seventh nerve paralysis beneficial benign benign-appearing benzathine penicillin benzbromarone benzimidazole ribonucleoside beriberi berylliosis beryllium beta blockers beta-hemolytic streptococci betamethasone bicarbonate-buffered electrolyte solution bicipital bid bifurcations of arteries bilateral panuveitis bile acid-binding resins biliary cirrhosis biliary drainage biliary infections biliary leaks biliary strictures biliary tract biliary tree bimanual examination binding domain binding pockets biochemical biochemical muscle disorder biochemical phenotyping biocides biofeedback therapy biofilm-like masses biologic activities biologic agents biologic signal biologic therapies|biologic therapy biologicals biologics biomarkers biomedical researcher bioprosthetic device biopsied biopsy biopsy material biopsy of upper airway tissue biopsy specimen biopsy-proven biosafety biotyping technique biowarfare biowarfare exposure bioweapon birefringence birefringent birth cohort birth dose bismuth subsalicylate bisphosphonates bivalent bladder bacteriuria bladder cancer bladder catheter bladder catheterization bladder cavity bladder diverticulum bladder drainage bladder epithelial cells bladder epithelium bladder instillation bladder outlet obstruction bladder-tap urine specimens blanchable blanchable erythema blanchable erythematous macules blanching bland vascular occlusion bland vegetations blastomycosis Blau's syndrome bleeding complications bleeding diathesis bleeds bleomycin blind blind biopsy blind loop syndrome blinded studies blindly blink abnormality blister blistering distal dactylitis|blistering dactylitis blistering skin disease blood blood agar plate blood collection systems blood counts blood culture bottle blood culture media blood glucose blood lactate level blood parasites blood PCR blood pressure blood products bloodborne blood-tinged bloody bloody stools blotchy blue-gray blunt blunted blurred vision body casts body folds body habitus body site body-cavity lymphomas boggy bolus bone abnormalities bone cysts bone death bone demineralization bone density bone erosions bone formation bone marrow bone marrow biopsy specimen bone marrow edema bone marrow failure bone marrow morphogenetic proteins bone marrow progenitors bone marrow stroma bone marrow stromal cells bone marrow suppressants bone marrow suppression|marrow suppression bone marrow transplant recipients bone metastases bone mineral density bone remodeling bone scan bony ankylosis bony chest pain bony decalcification bony enlargement bony erosion bony erosions bony hypertrophy bony infection bony lesions bony metastases bony overgrowth bony prominences bony swelling bony tenderness bony union of the fracture booster booster vaccine injection boosting boric acid ointment bortezomib bosentan botulinum toxoid preparation botulism toxin Bouchard’s nodes bout bout of heavy drinking boutonneuse fever|mediterranean spotted fever boutonniere deformity bowel disease bowel drainage bowel habit bowel infarction bowel movements bowel problems bowel symptoms brace bracing brain abscess brain parenchyma brainstem signs branched-chain DNA branched-chain DNA testing|bDNA testing branchings of arteries breaching of the skin break break down break in the skin breakdown breakdown of atrophic skin breakpoint method breakpoints bridge of the nose Brill-Zinsser’s disease brisk broad empirical therapy broad immunity Broadbent’s sign broader-spectrum broadly active broad-range PCR broad-range PCR amplification broad-spectrum antibiotics broad-spectrum prophylaxis Brodie’s abscess bromocriptine bronchial arterial embolization bronchial artery involvement bronchial aspirate bronchial biopsy bronchial breath sounds bronchial dilatation bronchial dilatation of bronchiectasis bronchial hyperreactivity bronchial lavage bronchial mucosa bronchial narrowing bronchial wash bronchiolitis obliterans bronchoalveolar carcinoma bronchoalveolar lavage bronchoalveolar lavage fluid bronchoalveolar lavage sample bronchodilators bronchodilators bronchography bronchopleural fistula bronchopulmonary bronchoscopic bronchoscopic procedure bronchoscopic washings bronchoscopy bronchoscopy brush bronchoscopy specimen bronchoscopy tube bronchostenosis broth broth microdilution methods Brudzinski’s sign bruising brush Bruton’s tyrosine kinase Bruton’s X-linked agammaglobulinemia buboes buckling buffy coat bulbar conjunctival epithelium bulge sign bulging bulk agents bulky white stools bull’s-eye lesions bullous bullous pemphigoid burn wound infections burning burning tongue Burow’s solution burrow burrowing larvae burrowing lesions bursae bursal effusion bursitis Buruli ulcer busulfan buttock atrophy buttock pain butyrophenones by echocardiography C3 activation fragments C3 cleavage Cabot rings cadaveric studies calcaneal fracture calcific calcific deposits calcific process calcification calcinosis calcinosis cutis|cutaneous calcification calcium alginate calcium apatite calcium blockers calcium channel blockers calcium deposits calcium flux calcium oxalate calcium pyrophosphate dihydrate crystals calcofluor white calculi calnexin calorie restriction calreticulin Campylobacter infections canalicular dysfunction cancer chemotherapy cancer patients cancer-associated retinopathy cancrum oris|noma Candida aspartyl proteinase candidal candidal disease candidal infection candidate genes candidemia candiduria CaOx arthropathy capillary filling capillary flow capillary hemorrhages capillary injury capillary leak syndrome Caplan’s syndrome capped syringe capsid-binding agent capsular layer capsular material capsular polysaccharide complex capsular stains capsule|joint capsule|articular capsule carbamazepine carbidopa carbimazole carbohydrate antigens carbohydrate content carbol fuchsin dye carcinoid tumor carcinoma of the cecum carcinomatosis card test cardiac cardiac abnormalities cardiac atria cardiac catheterization cardiac complications cardiac compression cardiac decortication cardiac disease cardiac disturbances cardiac dullness cardiac dysfunction cardiac involvement cardiac operation cardiac perforation cardiac rhythm cardiac sarcoidosis cardiac silhouette cardiac structural lesion cardiac surgery cardiac symptoms cardiac transplant patients cardiac transplantation|heart transplantation cardiac valve tissue cardiac valvular damage cardiac valvular incompetence cardiogenic cardiophrenic angle cardiopulmonary cardiopulmonary bypass cardiopulmonary complications cardiopulmonary problems cardiopulmonary support cardiothoracic operations cardiothoracic surgery cardiotrophin cardiovascular cardiovascular disease cardiovascular drugs cardiovascular events cardiovascular instability carditis care providers careful history caregivers carmustine|BCNU carnitine palmitoyltransferase carotid artery plaque carotid sheath carpal tunnel syndrome cartilage changes cartilage damage cartilage gp39 peptide-MHC complexes cartilage matrix cartilage oligomeric matrix protein case-control studies caspase recruitment domains Castleman’s disease catabolic activity catarrhal syndrome catching catch-up immunization catch-up immunization schedules catecholamine pressors cathelin catheter lumen catheter thrombi catheter tip catheter-associated catheter-collecting tube junction catheter-drainage tube junction catheter-induced catheterization catheterized patients catheterized urinary tract cauda equina syndrome causality causative microorganism causative organism causative virus cause cauterization cavitary infiltrates cavitary lesions cavitate cavitation CBC C-cell thyroid tumors CD4+ T-helper lymphocytes CD4+ T-regulatory cells CD8+ T regulatory cells cecal wall cecitis cefpodoxime celiac celiac disease|coeliac diseas celiac-associated cell adhesion cell adhesion molecule cell contact cell count cell cytotoxicity cell lysis cell surface polysaccharides cell surface-expressed cell traffic cell wall glucans cell wall-active antibiotics cell wall-active component cell-associated antigens cell-based assays cell-cell junctions cell-free culture supernatant cell-matrix interaction cell-mediated cell-mediated immune injury cell-mediated immune response cell-mediated immunity cells of the myeloid cell lineage cell-separation procedure cell-surface adhesion molecules cell-surface molecules cell-to-cell contact cellular activation cellular adhesion molecules cellular casts cellular cytotoxicity cellular debris cellular effector functions cellular entry cellular event cellular immune responses cellular infiltrates cellular interactions cellular morphology cellular reactivity cellularity cellulose-like cell-wall components central cartilaginous erosions central chest pain central dopamine receptors central memory T-cells central nervous system disease central nervous system hemorrhages|CNS hemorrhages central nervous system lesions|CNS lesions central nervous system vasculitis central neurologic signs central or peripheral nervous system lesions central vascular catheters central venous catheters central venous oxygen saturation central venous pressure centrally centrally distributed centrifuged centripetal centripetally centromere proteins centromere-associated proteins centromeric cephalexin cercarial invasion site cerebral aneurysm cerebral angiogram cerebral anoxia cerebral capillary endothelial cells cerebral dysfunction cerebral herniation cerebral malaria cerebral vascular accident cerebral vasculitis cerebrovascular accident cerebrovascular autoregulation cerebrovascular event cerebrovascular insufficiency cervical adenitis cervical adenopathy cervical ankylosis cervical ectopy cervical erosion cervical infection cervical lymphadenopathy cervical motion tenderness cervical neoplasia cervical os cervical spine cervical spine disease cervical spine infections cervical swab cervical sympathetic chain cervicovaginal specimens cevimeline chamber-count microscopy chancroid-endemic areas changes in mental status changing murmur chanroid chaperone molecule chemiluminescence chemiluminescent-labeled antibodies chemoattractant chemoattractants chemokine receptor chemosis chemotactic chemotactic activity chemotherapeutic agents chemotherapy regimen chest CT chest discomfort chest expansion chest film chest pain chest radiography chest roentgenogram chest roentgenogram screening chest roentgenograph chest x-ray chickenpox|varicella childhood vaccines chlamydial chlamydial infection Chlamydophila chlorambucil chlorinated chlorpromazine choledochojejunostomy cholestatic cholestatic jaundice cholesteatoma chondritis chondritis of nasal cartilage|nasal chondritis chondrocalcinosis chondroid differentiation chondroplasty choroid plexus epithelial cells chromosomal segments chronic chronic active hepatitis chronic alcoholics chronic care facility chronic disease sequelae chronic fibrosis in the skin chronic idiopathic urticaria chronic inflammatory sinusitis chronic lymphocytic leukemia chronic myelocytic leukemia chronic myopathic features chronic obstructive airways disease chronic pelvic pain syndrome chronic suppurative airways disease chronically ill chronically impaired sinus function chronic-care institution Churg-Strauss syndrome chylopericardium cicatricial pemphigoid cidofovir ciliary action ciliary clearance ciliary dysfunction ciliary function ciliary neurotrophic factor ciliary vessel vasculitis circadian rhythm circinate balanitis circulating immune complex titer circulating lymphocyte pool circulatory adequacy circumferentially circumoral pallor circumscribed area of edema circumventricular vascular organs cirrhotic cisplatin citrullinated class I alleles class I groove class II antigen-binding groove class II histocompatibility antigens class II molecules class II-peptide complex class I-presented antigenic peptides classic activation pathway classic complement pathway classical complement activation class-specific claudication clavulanate clavulanic acid clean-voided clear clearance clearance of tracheobronchial secretions cleavage products cleave click clicking of knee joint clinical clinical abnormalities clinical assessment clinical autoimmune disease syndromes clinical course clinical deterioration clinical disease clinical entity clinical failure clinical features clinical findings clinical improvement clinical manifestations clinical microbiology laboratory clinical presentation clinical protection clinical recovery clinical response clinical specimen clinical status clinical study clinical syndrome clinical worsening clinically clinically inapparent clinically silent clinically stable clinically trivial clinicopathologic clipped clofibrate clonal clonal bone marrow plasma cells clonal deletion clonal expansion clonal ignorance clonally driven clonally expanded clonotypic clostridia clostridial clostridial myonecrosis clostridial species clotrimazole clotting disorders clotting factor concentrates clotting factor X clotting parameters clotting pathway clumped clumpy cluster cluster of differentiation Clutton’s joints CMV CMV disease CMV immune globulin CMV infection CMV pneumonia CMV pneumonitis CMV syndrome CMV-specific T cells CNS disease CNS findings CNS lymphomas CNS-Behçet's syndrome co-administration coagulation factors coagulation pathways coagulation studies normal coagulation time coagulopathy coalescence coarse joint crepitus coat coating cocci coccobacillary organisms cochlear implants coexisting Cogan’s syndrome cognate cognitive changes cognitive dysfunction cognitive impairment cohort cohort studies coincident cold exposure cold sores cold-precipitable coliform bacteria collagen diseases collagen fibrils collagen gene transcription collagen vascular diseases collagen vascular disorder collapse collect collection colonic colonic tumor colonized colony count coloration colorectal color-flow Doppler image colposcopy column of urine comatose combination antimicrobial regimen combination antimicrobial therapy combination DTaP/Hib vaccine combination regimen combination vaccine combined assays combined regimen commensal flora antigens commensal relationship common variable hypogammaglobulinemia communicable community-acquired community-associated community-based approach comorbid comorbidities compartmentalized compensatory flexion competence competent complaint chronology complaints complement complement C5b-9 membranolytic attack complex|complement C5b-9 membrane attack complex complement cascade complement deficiency complement fixation antibody titer complement inhibition complement levels complement opsonins complementary strand extension complement-fixing antibodies complete blood count|CBC complete remission complete spinal ankylosis complex congenital heart disease complexed complexing compliance compliant complicate complicating complicating conditions complications of transplantation component components of the gram-negative hospital microflora compound compressive stiffness compromise computed axial tomography computed tomography scan concentration technique concentric rings concentrically thickened ventricles concomitant concordance rate concurrent condition condom catheter conducting system of the heart conduction abnormalities conduction system abnormalities|conduction defects|cardiac conduction defects conductive hearing loss condyloma latum condylomata lata condylomata lata lesions confirmation confirmatory confluent confluent desquamative erythematous rashes confusion confusional state congener congenital abnormalities congenital adrenal hyperplasia congenital rubella syndrome congested conjunctivae congestive congestive heart failure Congo red staining conjugated conjunctival hemorrhages conjunctivitis with ulceration connective tissue activating peptide connective tissue disease connective tissue homeostasis connective-tissue disease consequence conservation conservative conservative therapy conservative treatment conservatively conserved conserved T-cell antigen receptor sequence consistency consistent with consistently consolidation constitutional constitutional features constitutional symptoms constitutive interaction constitutively express constitutively expressed constricting pain constrictive constrictive pericarditis contact allergy contact hypersensitivity contact precautions contagious nature contain containment measures contaminated context contiguous-focus osteomyelitis continuous veno-venous hemofiltration contraction band necrosis contraindications contrast contrast injection contrast-enhanced 64-slice CT contrast-enhanced CT control control program control skin tests control subject control test controlled controlled studies contusion convalescent-phase sample convalescent-phase serum sample convey copathogens core temperature corneal corneal lesions corneal transplant corneal ulcerations coronary arteriography coronary artery aneurysms coronary artery bypass surgery coronary artery patency coronary artery vasculitis coronary disease coronary vasculitis corpus luteum bleeding correct correctable correction cortex|bone cortex cortical cortical bone cortical destruction cortical mastoidectomy cortical thymocytes cortical vein thrombosis cortical venous thrombosis corynebacterial coryza coryzal co-stimulator co-stimulatory costochondral cartilages costochondritis|chest wall pain|costosternal syndrome|costosternal chondrodynia costosternal junctions costovertebral angle tenderness costovertebral pain cosyntropin cotranslationally cotton swab count coup de sabre coupling course coverage coverage rates for basic immunizations Coxsackie-adenovirus receptor CPPD arthritis CPPD deposition disease cracked crackles cracks in the skin cramping cramping pain cranial arteritis cranial muscles cranial nerve palsies cranial neuritis craniotomy C-reactive protein level creatine kinase creatine phosphokinase crepitant crepitation crepitus crescent formation crescentic glomerulonephritis CREST syndrome cricoarytenoid arthritis critical care unit critical digital ischemia critically ill Crohn’s colitis crops cross-contamination cross-reference crown dens syndrome CRP crust crusted crusted lesions crusted nodular lesions crusted skin lesion cryofibrinogenemia cryoglobulinemia cryoprecipitable cryoprecipitate cryopreservation cryopyrin cryopyrinopathies crypt abscesses cryptic cryptic epitopes cryptococcal disease cryptococcal infection cryptosporidia Cryptosporidium crypts crystal deposition disease crystal nucleation crystal-induced crystalluria CSF leukocytes CSF opening pressure CT CT scanning C-type lectins cuff culture bottle culture data culture results culture-guided culture-negative culture-negative endocarditis culture-positive curable curative therapy|curative treatment cure rate cushingoid changes cushingoid features cusp of the aortic valve cutaneous anesthesia cutaneous ecchymoses cutaneous infarcts cutaneous leukocytoclastic angiitis cutaneous manifestations cutaneous myiasis cutaneous reaction cutaneous small-vessel vasculitis cutaneous T-cell-attracting chemokine cutaneous telangiectasia cutaneous tuberculosis cutaneous ulcerations cutaneous vasculitis cutaneous venulitis cuticle cutoff of vascular supply cuts cyanosis cyanotic mottling cyclic citrullinated polypeptide cyclic neutropenia cyclophosphamide cyclosporine 2% olive solution cylindrical bronchiectasis cystectomy cysteine pairs cysteine-x-cysteine cystic changes cystic fibrosis mutations cystic fibrosis transmembrane conductance regulator cystic lesions cystic nature cysticerci cystoscopy cytidine monophosphate N-acetylneuraminic acid cytochrome P450 cytokine activity cytokine blockade cytokine imbalance cytokine induction cytokine inhibitors cytokine modulators cytokine production cytokine receptor genes cytokine receptor subunits cytokine receptor-like factor 1 cytokine receptors cytokine stimulation cytokine stimuli cytokine-driven cytokine-mediated cytolytic cytolytic response cytolytic T lymphocytes cytomegalovirus infection cytopathic effects cytoplasmic antigens cytoplasmic antineutrophil cytoplasmic antibody|c-ANCA|cytoplasmic ANCA cytoplasmic vacuoles cytoskeletal reorganization cytosolic peptides cytotoxic chemotherapy cytotoxic drugs|cytotoxic agents cytotoxic T cell lymphocyte antigen cytotoxic T lymphocyte-associated protein cytotoxic therapy cytotoxicity dacryocystitis dactylitis dactylitis of one digit damp dantrolene sodium Dappe’s stain dark-field examination dark-field test darting movements of the tongue DC-specific C-type lectin D-dimers De Quervain’s tenosynovitis deadly death domains death effector domains death receptor debilitated debilitating debilitation debility decerebrate posturing deconditioning of muscles decongestants decontamination decorticate posture decreased apoptosis decreased axillary sweat decreased consciousness decreased extraocular movement decreased hearing decreased level of consciousness decreased range of motion decreased renal function decreased serum complement decreased tearing decubiti decubitus ulcers deep neck infections deep paracortical areas deep sinus penetration deep tissue samples deep venous thrombosis deep-seated deep-suction aspirate deep-vein thrombophlebitis deep-vein thrombosis deer fly fever defect defect in cholinergic activity defective extracellular matrix assembly defective fibrinolysis defective immunoregulatory circuits defense defense mechanism deferoxamine defervescence deficiencies deficient definite definitive definitive test definitive therapy deformed deforming arthropathy deformity degenerative arthritis degenerative heart disease degenerative valve disease dehisced dehiscence dehydrating dehydration delayed allergic reaction delayed hypersensitivity delayed-onset delayed-type hypersensitivity reactions delirium delivery system demarcated dematiaceous fungi dematiaceous molds demonstration demyelinating disorder demyelinating polyneuropathy demyelinating syndrome dendritic cell chemokine dendritic cell-specific C-type lectin denervating densely packed dental abscesses dental infections denuded dependent edema depigmented deplete deposition depressed mental status depression depression of myocardial function derangement derangements dermal appendages dermal capillary plexus dermal necrosis dermal papillae dermal sclerosis dermal-epidermal junction dermatitides dermatitis herpetiformis dermatologic dermatologic dermatomal distribution dermatomycosis dermatomyositis dermatomyositis sine myositis dermatophyte fungi dermatophyte infections dermatosis dermatosis–arthritis syndrome descending flaccid paralysis desensitization treatment desmoglien 3 desmoplakin desquamate desquamative desquamative inflammatory vaginitis destructive destructive changes destructive hip disease destructive joint lesions detection system deteriorating condition deterioration determination detoxified devascularized devastating develop development development of immunity developmental disabilities dexamethasone dextromethorphan dextrose phosphate diabetic foot diabetic foot infection diabetic ketoacidosis diabetic scleredema diagnosable diagnosed diagnosis by echocardiography diagnostic diagnostic approach diagnostic criteria diagnostic data diagnostic feature diagnostic material diagnostic measures diagnostic options diagnostic rise in titer of antibody diagnostic specimens diagnostic studies diagnostic test diagnostic threshold diagnostic workup diagnostic workup diagnostically useful dialysate fluid dialysis membrane dialysis technique dialysis-associated pericarditis diaphragm diaphragmatic diaphysis diarrheal episode diarrheal fluid diarrheal form diarrheal illness diarrheal toxins diarthrodial joint diastolic diastolic dysfunction dibenzodiazepines diclofenac dicumarol dietary indiscretions dietary restrictions Diff|differential differential differential count differential diagnosis differential stain difficult-to-cultivate difficult-to-localize diffuse diffuse cutaneous SSc diffuse edema diffuse global proliferative lupus nephritis diffuse idiopathic skeletal hyperostosis|DISH diffuse interstitial infiltrates diffuse inversion of the T waves diffuse lymphoma diffuse morphea diffuse nodular fibrotic process diffuse proliferative glomerulonephritis diffuse segmental proliferative lupus nephritis diffuse skin involvement diffuse ST-segment elevation diffusely digalactosyl residues digital gangrene digital ischemia digital necrosis digital pits digital tip pitting scars digoxin dihydroorotate dehydrogenase dilantin dilatation dilated airways dilated pupils dilation diltiazem diminished diminished hearing dimorphic fungi dimorphic molds DIP joints diphenoxylate hydrochloride diphosphates diphtheria and tetanus toxoid-containing vaccines diphtheria and tetanus toxoids and acellular pertussis vaccine|DTaP diphtheria toxin-IL2 fusion protein diphtherial diphtheroids diplopia dipyridamole direct alloreactivity direct cell contact direct cytotoxic mechanisms direct fiberoptic laryngoscopy direct fluorescent antibody test direct immunofluorescence test direct immunofluorescent antibody technique direct instillation of antibiotics into the joint direct laryngoscopy directed at directed exam dirty-wound management disability disabling discoid discoid lupus discoid lupus erythematosus discoid lupus lesions discoid rash discontinuation discontinuation of treatment discrepancies in blood pressure discrete disease disease activity disease flares disease manifestations disease pathogenesis disease remission disease severity disease susceptibility disease susceptibility loci disease-endemic region disease-modifying drugs disfiguring disfiguring skin condition disinfecting technique disk disk space disk/agar diffusion method|disk diffusion disk-bone border diskovertebral junction disopyramide disordered peristaltic activity disorders of phagocyte function disorders of the cardiovascular or pulmonary system disorders of the pulmonary system disorientation disposable dissection disseminate disseminated cryptococcosis lesions disseminated gonococcal infection disseminated gonococcal infection disseminated gonococcemia dissipate dissociate dissolution distal clavicle distal esophageal dysmotility distal extremities distal ileum distal limbs distal sensory neuropathy distal tufts distal urethra distant distant organ dysfunction distended distention distortion distressed distressing distribution pattern disturbed intestinal motor function disturbed sleep disulfide-bonded disulfide-linked disuse atrophy disuse muscle atrophy diuretic treatment diuretics divalent cations diversification diverticular abscesses diverticulitis diverticulosis divided doses DNA amplification methods dobutamine docetaxel Dohle’s bodies|Döhle bodies domperidone donor organs dopaminergic Doppler echocardiography Doppler examination Doppler ultrasound dorsal subluxation of the toes dosage tapering dose-related doses double negative thymocytes double-blind double-strength downmodulation downregulate downstream doxorubicin D-penicillamine drainage drainage bag drainage bag portal draining draining lymph nodes draining lymph vessels dramatic dramatically drawer sign drenching sweats Dressler’s syndrome driving droopy ears drop arm test droplet nuclei drotrecogin alfa drug eruption|drug rash drug fever drug interactions drug metabolism drug of choice drug reactions drug therapy drug toxicity drug-associated drug-induced drug-related drug-related etiology drugs of choice drugs with anticholinergic action dry cough dry eyes dry mouth dry nose dry skin dry swabs DTP/DTaP vaccination series dual-energy x-ray absorptiometry ductal due to Duffy Fy antigen dull durability of the immune response dural sinus thrombosis dural sinus thrombus duskiness dusky dynamic MRI dysarthria dyscrasia dysferlin myopathy|Miyoshi myopathy dysfunction dysfunctional dysglobulinemia dysgonic fermenter 2 dyskinetic dyslipidemia dysmotility dyspareunia dysphagia dystrophic calcification dystrophic hyperkeratosis dystrophinopathy dysuria dysuric ear lobule ear pain early early activation antigen early diastole early ventricular systole early-morning first-voided urine sediment early-onset easy fatigability Ebola virus infection EBV-LPD EBV-specific T cells ecchymoses ecchymotic areas ECG abnormalities ECG changes ECGs echinacea echocardiographic echocardiographic evidence echocardiographic examination echocardiographic features echocardiographic findings echocardiographically guided echocardiography echo-free echolucent ecthyma ecthyma gangrenosum ectocervix ectopic ectopy eczema eczema vaccinatum edematous edematous stage edge effector effector capabilities effector memory T-cells effector site effector T cells efficacy rate efflux mechanism efflux pump effusive effusive-constrictive egg protein egophony EIAs elaborate elaboration elastic lamina elastin stain elective electrical alternans electrocardiogram electrocardiographic changes electrocardiographic conduction changes electrocardiographic conduction disturbances electrocardiography electrolyte loss electromyographic findings electron micrographic image electronic defibrillator electronic thermometer electrophysiologic studies elevated elevated alkaline phosphatase level elevated creatine kinase levels elevated hypothalamic set point elevated jugular venous pressure elevated pulmonary venous pressures elevated pulse elevated serum IgA levels elevated serum transaminases elevated ST segments elevated temperature elevation elicit emboli embolic embolic event embolic stroke embolic transmural infarcts embolization embolize embolus embryonic stem cells emergency emergency center emergency situation emerging emetic form emetine emotional stress emotionally distressed emphysematous cystitis emphysematous renal infection|emphysematous pyelonephritis empirical therapy|empirical treatment empirically enchondral ossification encrustations end-diastolic volume endemic endemic areas endobronchial endobronchial disease endobronchial obstruction endobronchial stenosis endocardial involvement endocarditis-associated myocarditis endocervical bleeding endocervical discharge endocervical infection endocervical mucopus endocervical mucus endocervical swab endocervicitis endocrine endocrinologic dysfunction endocrinopathy endofascicular hypoperfusion endometrial biopsy endometritis endomyocardial biopsy endomysial endomysially endomysium end-organ dysfunction endoscopic examination endoscopic surgery endosome environment endothelial endothelial cell activation endothelial cell growth factor endothelial cell injury endothelial cell wall endothelial cell-derived cytokines endothelial swelling endothelial-cell procoagulant activity endothelial-leukocyte adhesion molecule 1|ELAM-1 endothelin-1 receptor antagonist endotoxin-neutralizing proteins endotracheal aspirate endotracheal intubation endotracheal tube endovascular end-stage renal disease energy-dispersive elemental analysis enervation engorgement engrafted tissue engraftment enhance enhanced sneezing enhancing white matter abnormalities enlarged cerebral ventricles enlargement of the cardiac silhouette enolase|phosphopyruvate hydratase enrichment columns entecavir enteric colonization enteric gram-negative infections enterically acquired enteritis enteroaggregative E. coli enterococcal enteropathy enterotoxigenic enteroviral petechial rash enterovirus infection entheses enthesitic lesions enthesitis enthesitis and tenosynovitis enthesopathy entity entrapment entry point entry site envelope glycoprotein envelope protein environmental immune stimulants environmental stability enzyme immunoassay eosinophil chemotactic factor of anaphylaxis eosinophil cytotoxicity eosinophil degranulation eosinophil granules eosinophil infiltration eosinophilia-myalgia syndrome eosinophilic myofasciitis eosinophilic tissue infiltrations eosinophils eotaxin epicondylitis epidemic epidemic typhus epidemiologic epidemiologic information epidemiologic pattern epidemiologically epidermal autoantigen epidermal cell epididymal pain epididymitis epidural epidural anesthesia epidural space epigastric region epimerase epiphenomena epiphyseal dysplasias epiphyseal overgrowth epiphysis episcleritis episode of clotting episodic epithelial epithelial cell desquamation epithelial cell entry epithelial irregularity epithelial permeability epithelial-cell–derived neutrophil-activating peptide epithelioid cell transformation epitope spreading epoprostenol eprodisate epsilometer|E-test Epstein–Barr I1-ligand chemokine equalization of diastolic pressures equine antitoxin equine tetanus antitoxin eradication eradication of bacteremia ergot alkaloids eroded erosion erosions in the mouth erosive erosive disease erosive joint disease erosive lesions eruption eruptive nodules erysipelas-like erythema erythema erythema marginatum erythema multiforme erythematous erythematous annular papules erythematous base erythematous macular lesions erythematous rash erythrocyte inclusions erythrocyte sedimentation rate|ESR erythrocyte transfusion erythroderma erythrogenic toxin erythromycin-resistant eschar esophageal dysmotility esophageal hypomotility esophageal inflammation|esophagitis esophageal lesions ESR determination|erythrocyte sedimentation rate determination essential mixed cryoglobulinemia established establishment etanercept etiologic agent etiologic classification etiologic diagnosis etiologic organisms etiologically etiologies etiology etomidate etretinate eukaryotic cell surface receptors eustachian tube blockage evaluation evaluation of arterial blood gases evanescent event eversion eversion at the hindfoot evidence evidence of immunity evolution Ewart’s sign exacerbate exacerbation exaggerated exaggeration examiner exanthem exanthematous drug-induced eruptions excavated excise excreta exertional exertional near-syncope exfoliation exfoliative erythroderma syndrome exfoliative stage exhaust exit-site infection exocervix exogenous exogenous heat exposure exogenously exogenously derived exophytic experimental explanted exploratory laparotomy exposed express expressed exquisitely extended extended release extended-care facility extended-spectrum extension extensive extensive psoriasis extensive skin disease extensor surfaces extent external dysuria externally extraarticular extracapillary extracardiac extracellular Ig domains extracellular matrix molecules extracellular matrix proteins extracellular polysaccharide biofilm extracerebral extracorporeal photophoresis extra-esophageal extraglandular extramuscular extranodal extraocular muscles extrapharyngeal sites extrapyramidal extrathoracic extrauterine extravascular extravascular compartment extravascular sites extravillous extremely sick patients extrinsic clotting pathway extrinsic compression extubate exuberant eye fatigue eye lesions eye pain Fabry’s disease facial flush facial pain facioscapulohumeral muscular dystrophy factitious fever factor V-Leiden mutation factors fade failure faint false-negative test result false-positive results famciclovir familial aggregation familial cold urticaria familial cold-induced autoinflammatory syndrome familial hemophagocytic lymphohistiocytosis Fas ligand fascial planes fascicles fast-conducting fastidious fat atrophy fatality rates fatigue fatiguing weakness fat-suppressed features febrile agglutinins febrile attacks febrile episodes febrile illness febrile pattern febrile response fecal incontinence fecal spillage from a colonic source fecalith|fecaloma fecal-oral contact fecal-oral spread feeling of increased energy Felty’s syndrome female femoral groove|femoral trochlear groove femorotibial fenestrations fenfluramine fenofibrate fermentation profile fermentative gas fetal hydrops fetal loss fetal wastage fetid breath fever mechanism fever of unknown origin|FUO fever recurrence fever spikes fiber protein fiberoptic bronchoscopy fibril deposits fibrillar fibrillarin fibrillations fibrillin-1 gene fibrillins fibrillogenesis fibrin thrombi fibrinogen fibrinoid necrosis fibrinolytic cascade fibrinous fibrinous adhesions fibrinous vegetations fibroblast activation fibrocartilage fibrocartilaginous enthesis fibrocartilaginous joints fibrodysplasia ossificans progressiva fibrogenesis fibrogenic fibromyalgia fibrosis fibrotic fibrotic lesion fibrotic phase fibrotic process fibrous parietal pericardium filiform papillae on the dorsum of the tongue findings findings on chest radiography finely punctuated erythema finger clubbing finger contractures finger flexors finger pads fingertip ulcerations Finkelstein’s test first-degree relatives first-generation first-line therapy first-voided urine sample fish-tank granuloma fishy odor fissures fissuring of the lips fistulizing fixator fixed erythem fixed flexion contractures fixed flexion deformity flabby flagellar stains flame ionization detection of short-chain fatty acids flank pain flare flat flat form of smallpox|malignant form of smallpox flattening flexion flexion at the knees flexion contracture flexion deformity of the spine floccular flow-directed pulmonary artery catheter flowing wax appearance of anterior bodies of vertebra Flt-3 ligand fluctuance fluctuant fluctuations flucytosine fludarabine fludrocortisone fluffy hyperperiostosis fluid fluid cultures fluid repletion fluid resuscitation fluids flulike illness fluorescence resonance energy transfer fluorescing compound fluorochrome stains fluorochrome-conjugated antibodies fluorodeoxyglucose F18 (FDG) PET scanning fluorogenic fluoroquinolone antibiotics fluoroscopy foamy focal focal facial swelling focal lupus nephritis focal neurologic deficits focal proliferative lupus nephritis focal signs focus of infection Foley catheter follicular cells follicular helper T cells follicular plugging follow-through follow-up food allergens food antigens foodborne human listerial infection foot joints forced vital capacity|FVC Forchheimer’s spots Fordyce’s spots foreign-body aspiration formalin-fixed formulation forward stoop of the neck Fournier’s gangrene fracture through fragile skin fragmentation of red blood cells fragmented red blood cells Francisella tularensis frank free kappa free light chain assay free peritoneal air fremitus|tactile fremitus frequency freshly voided urine specimen friable frontal sinusitis frostbite frozen section full clinical full course of therapy full-dose treatment regimen full-thickness biopsy of the skin fulminant functional disability functional Ig heavy chain gene functional impairment functional status functional stenosis fungal fungal agents fungal diseases fungal elements fungal hyphal elements fungal infection fungal pathogens fungal pneumonia fungal structures funguria fungus ball|mycetoma fungus balls furosemide furunculosis fused joint fussiness Ga scan Ga scintigraphy galectin-1 gall bladder carcinoma gallium (Ga) 67 citrate gallium 67 scanning gallium and technetium-99 scintigraphy studies gallium scan gallium-labeled WBCs gallop sounds gammaherpesvirus infection Gardnerella-associated vaginosis gas-liquid chromatographs|gas-liquid chromatography assays gas-liquid chromatography gastric acidity gastric antral vascular ectasia|gastral antral venous ectasia|GAVE|watermelon stomach|vascular ectasia in the gastric antrum gastric aspirates gastric lavage gastric pH gastritis gastroduodenal ulceration gastroenteritis gastrointestinal gastrointestinal anthrax gastrointestinal bleeding gastrointestinal complications gastrointestinal disease gastrointestinal dysfunction gastrointestinal epithelial cells gastrointestinal epithelium gastrointestinal events gastrointestinal hemorrhage gastrointestinal illness gastrointestinal intolerance gastrointestinal involvement gastrointestinal manifestations gastrointestinal motility disturbances gastrointestinal mucosal immunity gastrointestinal pathogens gastrointestinal symptoms gastrointestinal tract fluid gastrointestinal upset gastroparesis Gaucher’s disease gelsolin gemifloxacin gene activation gene alleles gene cluster gene density gene mixture gene products gene rearrangement gene sequence gene-environment interactions general population generalized generalized malignancy generalized morphea generalized muscle tenderness generalized seizure activity generalized symptoms genesis genetic background genetic determinants genetic factors genetic linkage studies genetic mapping genetic risk factors genetic testing genetically determined genital infections genital involvement genital lesions genital mucosal surfaces genital mucosal ulceration genital neoplasia genital tract genital ulcer disease genital ulcerations genital ulcers genitourinary genitourinary conditions genitourinary procedure genitourinary tract genomic DNA studies genu valgum|knock knees genu varum|bowlegs germ line-encoded host molecules germ line-encoded proteins germinate germ-line genes germ-line genetic information GI GI bleeding giant-cell arteritis|giant cell arteritis Giardia giardiasis giving way of the knee joint glandular glass slide glenohumeral joint glenohumeral pain gliaden global global pandemic globally globosides glomerular basement membrane glomerular damage glomerular scars glomerular tuft glomerulopathy glomerulosclerosis gloves and socks syndrome glucocorticoid medication glucocorticoid therapy glucocorticoid use glucocorticoid-induced glucocorticoids glucose control glucose fermentation glucose-based solutions glucuronidation gluteal region gluten-sensitive enteropathy glycemic control glycophorin A glycoprotein C gnawing pain gold salts|gold golgin gonadal hypofunction gonadal suppression goniometer gonococcal gonococcal disease gonococcal infection gonococcemia gonococci Gottron’s sign gout gouty attack gouty patients GPI-anchored receptors gradual onset of pain graft failure graft-versus-host disease Gram’s stain gram-negative Gram-negative bacillary cellulitis gram-negative bacillary sepsis gram-negative bacterial sepsis gram-negative LPS Gram-stained preparation gram-stained respiratory sample granular granular appearance granulation tissue granule release granulocyte chemotactic protein granulocyte chemotactic protein-2 granulocyte colony-stimulating factor granulocyte recovery granulocyte transfusions granulocyte-macrophage CSF granulocytopenia granulocytopenic granuloma formation granulomatous disease granulomatous hepatitis granulomatous inflammation granulomatous involvement granulomatous reactions granulomatous responses granulomatous sclerouveitis granulsyin granzyme B granzyme granules gray hepatization great vessels gritty feeling under the eyelids gross grossly bloody grossly bloody stool ground-glass opacification group A streptococcal group A streptococci group B streptococci growth factors growth failure growth medium growth-factor-receptor-bound protein 2 growth-regulated oncogene growth-related gene products growth-related peptide guarding guided biopsy guided sampling gut Peyer’s patches gut T cell–mediated inflammation guttate morphea H. influenzae conjugate vaccine H. influenzae type b vaccine H1-subtype influenza H2 blockers H5N1 avian influenza|H5N1 avian influenza virus habitual hyperthermia HACEK group HACEK group organisms HACEK organisms Haemophilus ducreyi hairlike hairy cell leukemia hairy leukoplakia halitosis hallmark hallux valgus halo haloperidol haloperidol and bromperidol halophilic vibrio infection halothane hand hygiene hand-foot-and-mouth disease handling of vaccines hantavirus hemorrhagic fever Hashimoto’s autoimmune thyroiditis Hashimoto’s thyroiditis hCMV-derived proteins head drop head trauma with basilar skull fracture headache healing fractures health care health care facility health care information system health care personnel health care professionals health care provider health care services health care system health care workers health care-associated infections health impairment health intervention health maintenance recommendations hearing loss heart disease heart failure heart involvement heart transplant recipients heart valve heart-lung transplant recipients heat conservation mechanisms heat shock protein antigens heat stabilizer heat stroke syndrome heat-resistant heavy bacterial load heavy chain allotypes heavy chain homodimers heavy chain Ig gene rearrangement Heberden’s nodes hectically febrile illness heel pain Heinz bodies heliotrope rash helminth infection hemarthrosis hematemesis hematochezia hematogenous hematogenous dissemination hematogenous source hematogenous spread hematogenously hematologic disorders hematologic malignancies hematologic malignancy hematologic toxicity hematologic tumors hematopoietic hematopoietic lineages hematopoietic precursors hematopoietic progenitor cell growth hematopoietic progenitors hematopoietic stem-cell transplantation hematopoietically derived hematopoietin receptors hemi-chorea|hemichorea hemidesmosomal protein 180 hemidiaphragm hemifacial atrophy| hemisensory deficits hemodiafiltration hemodialysis hemodialysis catheter hemodynamic instability hemodynamically stable hemodynamics hemofiltrate chemokine hemolysis inhibition hemolytic reactions hemopericardium hemoperitoneum hemopoietin family hemorrhage hemorrhage-related hemorrhages hemorrhagic hemorrhagic blisters hemorrhagic diathesis hemorrhagic fever viruses hemorrhagic form of smallpox hemorrhagic infarct hemorrhagic pleural effusions hemorrhagic pustules hemorrhagic shoulder effusions hemorrhaging hemorrhoids Henoch-Schönlein’s purpura heparinization hepatic candidiasis hepatic cirrhosis hepatic enzyme abnormalities hepatic failure hepatic function tests hepatic infarction hepatic insufficiency hepatic precursors hepatic synthesis hepatic toxicity hepatitis A hepatitis A vaccine|HepA hepatitis B hepatitis B surface antigen hepatitis B vaccination hepatitis C infection hepatobiliary tract hepatoma hepatotoxicity HepB|Hepatitis B vaccine herd immunity herd immunity effect herd protection hereditary complement deficiency hereditary hemorrhagic telangiectasia hereditary inclusion body myopathy|h-IBM hereditary periodic fever syndromes heritability herpangina herpes gestationis herpes simplex virus herpes simplex virus type 2 herpes-group viruses herpes-type viruses herpetic lesions herpetic vesicles heterodimeric heterodimeric heterogeneous heterologous heteromultimers heterophile agglutination assay hexaacyl lipid A Hib vaccine hidradenitis suppurativa|infection of sweat glands high fever high spiking fever high tibial osteotomy high-coverage areas high-degree conduction block high-dose high-dose long-term corticosteroids higher-order highest-affinity high-grade fever high-grade heart block high-level expression high-level resistance highly heritable highly pathogenic highly polymorphic high-mobility group box 1 protein|high-mobility group protein 1|HMGB1 high-powered imaging techniques high-resolution CT high-resolution CT scan high-resolution tomography high-risk exposure groups high-risk medical conditions high-titer IgG antibody high-titer preparation high-velocity blood jet hilar hilar adenopathy histamine blockade histamine H2-receptor antagonists histatin histidyl-transfer RNA synthetase histologic histologic findings histologic grade histologic involvement histologically histologically documented|histologically confirmed histology HIV disease HIV infection HIV load HIV serology HIV testing HIV testing and treatment facility HIV-1 coreceptor HIV-associated HIV-infected HIV-seroconcordant HIV-serodiscordant HIV-seropositive HLA associations HLA class I and class II genes HLA class II alleles HLA genetic associations HLA system HLA-associated HLA-B27-positive HLA-identical dizygotic twins HLA-mismatched HLA-peptide complex Hodgkin’s disease|Hodgkin’s lymphoma holding medium holotoxin home home therapy homing homing pattern honeycombing horizontal ridging horse serum hospital discharge hospital-acquired hospitalization host host antigraft response host cell molecules host characteristics host danger signal molecules host defense mechanisms host defenses host factors host injury host proteins host range host receptors host response host-cell receptors host-parasite interactions hot-tub folliculitis Howell-Jolly bodies HPV vaccine HPV vaccine series HPV-negative HSCT recipients HSV visceral dissemination HSV-2-specific serology hub human anti-TNF-α monoclonal antibody human herpesvirus type 6 human herpesvirus type 8 human innate immune responses human leukocyte function-associated antigen 1|hLFA-1 human metapneumovirus human monocytotropic ehrlichiosis human papillomavirus vaccine|HPV human T-cell lymphotropic virus human T-cell lymphotropic virus type 1|human T-lymphotropic virus type I human thymocyte antigen human/mouse anti-TNF-α monoclonal antibody humanized humeral humidification humoral immunity hyaline molds hyalinization hyaluronans hyaluronate hybrid capture assay hydatid cyst hydralazine hydrochlorothiazide hydrophilic ointment hydroxychloroquine hyperalertness hyperbaric oxygen treatment hyperbilirubinemia hypercalciuria hypercatabolic hypercellularity hypercoagulability hypercoagulable state hypercorticosteroidism hyperdensity hyperdynamic hyperemic pharyngeal membrane hyperendemic hypereosinophilic syndrome hyperesthesia hypergammaglobulinemic purpura hyperglobulinemia hyper-IgD syndrome hyperimmune globulin hyperinfection hyperkeratotic hyperlipidemia hypermobile hyperostosis hyperoxalemia hyperparathyroidism hyperphosphatemia hyperpigmentation hyperpigmented hyperpyretic hyperpyrexia hypersensitivity hypersensitivity diseases hypersensitivity pneumonitis hypersensitivity reaction hypersensitivity vasculitis hypersusceptibility hypertension hyperthyroidism hypertriglyceridemia hypertrophic hypertrophic osseous changes hypertrophic pulmonary osteoarthropathy hypertrophied hypertrophied bronchial circulation hyperuricemia hyphal forms hypoadrenalism hypoalbuminemia hypochondriasis hypochromic hypocomplementemia hypocomplementemic hypodensity hypodynamic period hypokalemia hypomagnesemia hypomotility hypomotility states hyponatremia hypoparathyroidism hypoperfusion hypopharynx hypophosphatemia hypopigmentation hypoplastic hypopyon uveitis hyporesponsiveness hyporesponsiveness hyposthenuria hypotension hypotensive hypothalamic dysfunction hypothalamic fever hypothalamic injury hypothalamic malfunction hypothalamic regulatory centers hypothalamic set point hypothalamic thermoregulatory center hypothalamic-pituitary-adrenal axis hypothermic hypothermic activity hypotonic hyporesponsive episode hypouricemic hypouricemic therapy hypovitaminosis A hypoxemia hypoxia-induced hypoxic hysterectomy hysterosalpingography ibuprofen identifiable identifiable idiopathic myositis idiotype IFN-inducible genes IFN-γ-inducible protein Ig class switching Ig isotype switching IgA+ plasma cells IgA-specific antibody responses IgG antibody-producing B lymphocytes IgM antibodies IL-1 receptor antagonist ileocecal syndrome ileocolonoscopy ileus iliac crest iliotibial band syndrome illicit drugs iloprost IM image-guided imaging imaging modality imaging studies imaging techniques imidazole antibiotics imipenem-cilastatin immaturity immediate hypersensitivity response immediate-type hypersensitivity immobilization immune immune ablation immune activation immune cell-based assays immune complex clearance immune complex reactions immune complex-mediated immune compromise immune defects immune deposits immune dysfunction immune dysregulation immune effectors immune fitness immune function immune globulin preparations immune mechanism immune memory immune receptors immune recognition genes immune reconstitution immune serum globulin immune surveillance immune thrombocytopenia immune thrombocytopenia purpura immune tolerance immune-complex deposition immune-complex formation immune-complex syndromes immune-mediated immune-mediated damage immune-modulating immune-stimulatory immunity immunity induction immunization immunization history immunization status immunize immunizing course immunoblastic T-cell lymphoma immunocompetence immunocompetent immunocompromise immunocompromised immunodeficiency immunodeficiency disease immunodeficient immunofixation electrophoresis immunofluorescence studies immunofluorescent reactions immunofluorescent stains immunogenetic immunogenic immunogens immunoglobulin deficiencies immunoglobulin disorder immunoglobulin genes immunoglobulin isotype immunoglobulin isotype switching immunoglobulin proteins immunoglobulin replacement immunoglobulins immunohistochemical staining immunologic abnormalities immunologic activation events immunologic incompetence immunologic injury immunologic mechanisms immunologic priming immunologic principles immunologic privilege immunologic reactivity immunologic reconstitution immunologic synapse immunologic tolerance immunologically mediated event immunomodulatory immunomodulatory agent immunoparalysis immunopathogenic immunoreactive immunoreceptor tyrosine-based activation motifs immunoregulatory immunosuppress immunosuppressant immunosuppression immunosuppressive activity immunosuppressive agents immunosuppressive conditions immunosuppressive state immunosuppressive treatment immunotherapy immunotype impaired impaired cough impaired performance status impaired tissue oxygenation impede impetigo contagiosa impingement sign implantable implanted imported in a cascading fashion in a polymorphic way in an autosomal recessive fashion in combination with in crops in the ambulatory setting in the hospital setting in trans in vivo in vivo antibiotic effect inactivated poliovirus vaccine|IPV inadequate inadequate placental blood flow in-and-out catheterization incarcerated hernia incidence rate inciting agent inclusion body myositis incompetent cervix incompressible inconsolable crying increase in liquid intake increased increased abdominal girth increased alkaline phosphatase levels increased sedimentation rate increased tearing incubation of cultures indented inward independently segregating loci India ink indications indicative indicator indirect immunofluorescent antibody technique indiscriminate indium (In) 111-labeled leukocytes indium-labeled WBCs individual patient factors indolent indole-positive indomethacin induced induced sputum specimens inducible induction of disease inductive site induration indwelling catheter indwelling urethral catheter infantile spasms infarction in the digits infecting microbe infecting organism infection control infection of the endocrine system infection-control practitioners infectious agent antigens infectious complications infectious condition infectious disorder infectious etiology infectious foci infectious focus infectious process infective infective endarteritis infiltrated infiltrates infiltrating infiltrating leukocytes infiltration of the tissues with eosinophils infiltrative lung disease inflamed inflammasome inflammation inflammatory inflammatory arthritis inflammatory arthropathy inflammatory bowel disease inflammatory cell infiltrate inflammatory condition inflammatory cytokines inflammatory diarrhea inflammatory disorder inflammatory extensor tendon tenosynovitis inflammatory liver disease inflammatory lung disease inflammatory markers inflammatory mass inflammatory mediator inflammatory mononuclear cell infiltrates inflammatory osteoarthritis inflammatory process inflammatory proteins inflammatory signals inflammatory signs inflammatory skin disease inflammatory vasculitic process|vasculitic process infliximab influenza vaccine influenza virus influenza-like infrapatellar bursa infrared spectroscopy infusate infusion infusion pump infusion site reaction infusion therapy infusion-related sepsis inguinal adenopathy inguinal lymphadenopathy inhalational inhalational anthrax inhibitory receptor inhibitory signals initiating pathway initiation injectable injection drug use injection site reaction injection-drug users innate immune cells innate immune effector functions innate immune responses innate immune system innate immunity innervated extensively innocent-looking inoculation inoculation eschar inoculum size inoculum|inocula inosine monophosphate dehydrogenase inpatient investigation inpatient observation inpatients insect-borne insect-transmitted insertion insertion site insertional inflammation insertive rectal intercourse|insertive anal intercourse insidious insidious progression insolubility inspiratory inspiratory stridor inspiratory-expiratory flow studies instillation insulin hypoglycemic syndrome|Hirata’s disease|insulin autoimmune syndrome insulin receptor insulin syringes and needles insulinoma intense intense pain intensive care units interaction intercurrent intercurrent illnesses interdental interdisciplinary interfascicular septae interfere with interferon regulatory factor 3 interferon γ receptor defect interferon-inducible T-cell alpha chemoattractant interleukin 12 receptor defect interleukin-2-inducible T-cell kinase intermediary intermediate uveitis intermediate-level expression intermittent intermittent hemodialysis intermolecular internal auditory artery internal medicine internal organ involvement internalize internally interrelatedness interstitial edema interstitial fibrosis interstitial keratitis interstitial lung disease intertransverse process spaces intertriginous interventional immunotherapy interventional radiographic technique interventricular septal intervertebral articulations intervertebral disk space intestinal bacteria intestinal bypass surgery intestinal crypts intestinal motor activity intestinal mucosal cells intestinal T-cell homing intestinal vasculitis intimal intimal proliferation intraabdominal intraabdominal abscesses intraabdominal collections of pus intraabdominal procedure intraalveolar hemorrhage intraarticular intraarticular inflammation intraarticular injection intraarticular ligaments intraarticular pressure intracardiac complications intracardiac devices intracardiac findings intracardiac fistula intracardiac structures intracellular events intracellularly intracisternal administration intracranial hemorrhage intracytoplasmic intracytoplasmic contents intraluminal intraluminal contamination intraluminal infection intraluminally intramembrane intramuscular intranasal intranasally intraocular intraoperative intraoperatively intraosseous intraosseous pressure intrapericardial instillation intrapericardial pressure intraperitoneal infection intraperitoneally intrapulmonary intrarenal intrathoracic intrathoracic infection intrathymic intrathymically intratubal fluid intraurethral swab specimen intravaginal intravaginally intravascular device-related infection intravascular devices intravascular endothelial infection intravascular fibrin deposition intravascular lines|IV lines intravascular space intravascular volume intravenous catheter intravenous device intravenous drug use intravenously intraventricular choroid plexus intravesicular intrinsic clotting pathway intrinsically resistant intubated intubation invader invading invading microbes invariant chain invasin proteins invasive meningococcal diseases invasive pneumococcal diseases invasive testing inversely related to investigation investigative invoke involucrum involved involvement ipecac syrup IPEX syndrome iritis irradiation irregular respirations irregular vessel walls irreversible organ damage irrigation irritable bowel syndrome ischemia-reperfusion ischemia-reperfusion injury ischemic ischemic bowel necrosis ischemic changes ischemic events ischemic lesions ischemic necrosis ischemic optic neuropathy ischemic process ischemic ulcerations on the fingers ischial ischiogluteal bursitis islet amyloid polypeptide islet-associated proteins isogenic isolate isolated central nervous system vasculitis|isolated CNS vasculitis isolated fever isolated tricuspid valve endocarditis isolator Isolator system isolator tube isotype switching|antibody isotype switching isotypic IV IV administration IV antibiotic administration IV catheters IV drug users IV fluids IV glucocorticoid pulses IV infusion IVIg replacement Janeway’s lesions Job’s syndrome joining joining region joint abnormalities joint aspirate joint cavity joint contractures joint crepitus joint damage joint deformities joint deformity joint destruction joint disorder joint effusion joint effusions joint erosions joint instability joint integrity joint loading joint manifestations joint mobility joint pain joint protectors joint replacement surgery joint space joint vulnerability joint-space narrowing joint-space widening jugular venous distention jugular venous pressure juvenile arthritis juvenile onset juvenile Still's disease juvenile-onset diabetes juvenile-onset spondyloarthritis juxtaarticular bone juxtaarticular bone demineralization juxtaarticular demineralization juxtaarticular osteopenia juxtaarticular osteoporosis juxtaglomerular apparatus hyperplasia Kaposi’s sarcoma Kaposi’s sarcoma cells kappa kappa LCs|kappa light chains Kartagener’s syndrome Kawasaki’s disease keloid formation keratin keratinaceous keratinocyte growth factor keratinous keratoconjunctivitis sicca|dry eye syndrome keratoderma blenorrhagica keratotic Kernig’s sign ketoprofen ketorolac key symptoms kidney kidney biopsy kidney transplant recipients kidney transplantation Kikuchi’s necrotizing lymphadenitis killed vaccine killed whole bacteria killer cell-inhibitory cell receptor|KIR killer immunoglobulin-like receptors kinase complex kinin pathways kink knee knee pain Köbner phenomenon|Koebner phenomenon|Koebner response|isomorphic response KOH staining Kussmaul’s sign Kviem-Siltzbach procedure Kviem-Siltzbach reagent La/SS-B autoantigens labial labial biopsy labial minor salivary gland biopsy laboratory abnormalities laboratory diagnosis laboratory evidence laboratory evidence of immunity laboratory manifestations laboratory workup laboratory-based investigation laboratory-confirmed lacerations lack of circulation lack of circumcision lactase deficiency lactophenol cotton blue lactose-fermenting lacunar breakdown lacy Laennec’s cirrhosis lambda lambda LC subtypes lambda LCs|lambda light chains lambda sign lambdoid bacteriophages Lambert-Eaton myasthenic syndrome laminar-flow room laminin Langerhans cell histiocytosis Langerhans type of dendritic cells laparoscopic laparoscopically laparoscopy laparoscopy-confirmed large soft-tissue defects large weight-bearing joints large-bore needle large-capsuled yeast cells large-volume aspiration larval mites laryngeal laryngeal cancer laryngeal erythema laryngeal nodules laryngeal tuberculosis laryngotracheal stricture laryngotracheal symptoms laryngotracheobronchial involvement laryngotracheography laser photocoagulation latent late-onset late-onset disease lateral bending lateral decubitus chest radiograph lateral deviation lateral neck radiograph latex agglutination assays latex agglutination test laxative laxity laxity of the anal sphincter leaflet leakage leflunomide left ventricular cavity left ventricular diastolic dysfunction left ventricular hypertrophy left ventricular systolic dysfunction left ventricular volume left-sided left-sided endocarditis left-sided valve infections leg leg pain Legg-Calvé-Perthes disease Legg-Perthes disease Lemierre’s disease lenalidomide leprosy leprosy lesions leptomeninges Lesch-Nyhan syndrome lesion crusting lesion severity lesional lesions less severe lesser sac abscess lethargic leucine-rich proteins leukapheresis leukemia leukemia inhibitory factor leukemic-appearing leukemic-appearing cells leukoagglutinin reaction leukoattractant leukocyte adhesion defects 1|leukocyte adhesion deficiency type 1 leukocyte arrest leukocyte casts leukocyte count leukocyte cytotoxicity leukocyte diapedesis leukocyte esterase leukocyte esterase test leukocyte function-associated antigen leukocyte Ig-like receptor leukocyte inhibitory factor leukocyte-derived mediators leukocytoclasis leukocytoclastic vasculitis leukocytoclastic venulitis leukostasis leukotactic activity level of nutrition levels levels of vaccine-induced antibodies L-histidine Libman-Sacks endocarditis licensed licensure of drugs lichen planus-like dermatitis lid scarring life-long protection life-threatening ligament site insertions ligamentous calcification ligamentous destruction ligamentous laxity ligand-receptor interaction ligand-specific binding ligase chain reaction ligation light absorbance light-headedness light-microscopic examination limitation of motion limited chest expansion limited cutaneous SSc linear scleroderma linear tomography lining layer hyperplasia link up linkage disequilibrium linked loci lipid A lipid antigens lipid membrane microdomains lipid preparation of amphotericin lipid raft lipid storage myopathies lipid transferases lisinopril listerial infection listeriosis live bacterial vaccine live typhoid vaccine live, attenuated influenza vaccine|LAIV livedo reticularis liver and activation-regulated chemokine liver disease liver enzymes liver function abnormalities liver function enzymes liver function studies liver function tests liver involvement liver transplant patients liver transplant recipients liver-spleen scan live-virus vaccines living conditions lliopsoas bursitis loading dose lobule local atrophy local reactions local signs of inflammation localized localized abscesses localized fibrosing skin disorder localized skin eruptions localizing features localizing pain localizing signs locking loculated Löfgren syndrome lomustine|CCNU long-acting thyroid stimulator long-fixed long-term care facility losartan loss of cutaneous integrity loss of joint space|joint space loss loss of spinal mobility|restricted spinal movement loss-of-function polymorphism lovastatin low back pain syndromes low C4 complement levels low dose low-affinity IgG receptor isoform A low-back pain|low back pain low-density low-dose lower abdominal pain lower abdominal symptoms lower airway lower back pain lower dermis lower extremities lower gastrointestinal lesions lower gastrointestinal tract infections lower genital tract infection lower legs lower lobe lower motor neuron disease lower motor neuron syndrome lower neck pain lower pole of the stomach lower respiratory infection lower respiratory tract symptoms lower urinary tract infection lower-esophageal temperature lower-extremity oligoarthritis lower-limb deep-vein phlebitis lower-lobe infiltrates low-grade low-grade fever low-grade MALT lymphoma low-level resistance low-pressure tamponade loxapine L-selectin lubrication Lucio’s phenomenon Ludwig’s angina lumbar spine lumbar spine flexion luminal luminal occlusion lump lung abscess lung biopsy lung cancer lung carcinoma lung complications lung disease lung epithelial cells lung mechanics lung transplant recipients lung transplantation lung vital capacity lung volume lupus lupus anticoagulant lupus erythematosus lupus nephritis lupus patients lupus pernio lupus profundus lupus-like lymph drainage lymph node dissection lymph node germinal centers lymphadenopathy lymphapheresis lymphatic filariasis lymphedema lymphoattractant chemokines lymphocyte dysfunction lymphocyte emigration lymphocyte markers lymphocyte rolling lymphocyte-specific lymphocytic lymphocytic activation lymphocytic choriomeningitis lymphocytic choriomeningitis virus lymphocytic infiltration lymphocytic meningitis lymphocytic pleocytosis lymphocytoid lymphocytopenia lymphocytosis lymphogranuloma venereum lymphoid development lymphoid follicle-like formations lymphoid infiltration lymphoid lineage lymphoid precursors lymphoid system lymphoma-like lymphomatoid granulomatosis lymphopenia lymphopenic lymphoproliferative disease lymphoproliferative disorder lyse lysis centrifugation lysis-centrifugation blood culture technique lysis-centrifugation culture lysis-centrifugation method lysosomal granules lytic replication M cells|membrane cells MacConkey plate maceration macroaspiration macrocrystalline nitrofurantoin macrodantin macroglossia macromolecule absorption macrophage activation macrophage chemotaxis macrophage CSF|M-CSF macrophage infiltration of fibrocartilage macrophage inflammatory protein macrophage mannose receptor macrophage precursors macrophage proinflammatory cytokine production macrophage scavenger receptors macrophage-activating lipopeptide macrophage-derived macrophage-derived chemokine macrophagic myofasciitis macular telangiectasia macules maculopapular maculopapular rash magnesium ammonium sulfate magnetic resonance arteriography main pulmonary artery maintenance dose maintenance of tolerance maintenance prophylaxis maintenance therapy major major arterial emboli major cerebral venous sinuses major genetic risk factor major histocompatibility class I antigens major histocompatibility loci major manifestations make a full functional recovery make the diagnosis malabsorption malacoplakia malaligned joints malalignment malar malar eminences malar rash malarial parasites maldistribution male-to-female ratio malignancies malignancy malignant malignant histiocytosis malignant hypertension malodor malodorous mammary-enriched chemokine management management alternatives management approach management decisions management team mandibular condyles manifestations mannan-binding lectin mannose receptors mannose-binding lectin mannose-binding type 1 pili manometric testing manufacturers’ package inserts marantic endocarditis marginal erosions marginal zone B-cell lymphoma margination Marie-Strumpell disease marker marrow abnormalities marrow aplasia mass mass lesions massive bleeding mass-like mast cell-basophil products master regulatory system master-switch mastoid mastoid air cells mastoid cavity mastoid tip mastoidectomy matched-cohort study maternal maternal-derived antibodies maternally derived antibody materno-fetal tolerance matrilin-1 matrix metalloproteases matrix metalloproteinase-3|MMP-3 maturation arrest McBurney’s point mean arterial blood pressure|mean arterial pressure measles immune globulin measles virus H glycoprotein measurable measurement measurement of serum IgG measurement of tear flow by Schirmer’s I test mechanical ventilation mechanical ventilator|ventilator mechanically driven mechanism of pathogenesis mechanisms for adjuvant effects mechanoreceptor sensory afferent nerves medial medial deviation medial displacement of the tonsil mediastinal lymphadenopathy mediastinal nodes mediastinal space mediastinal widening mediastinoscopy mediation release medical attention medical community medical disorder medical emergency medical facility medical indications medical intensive-care units medical problems medical products medical record medical services medical therapy medically stable medication interactions medication toxicity medullary thymocytes megabase megakaryocyte colony formation megaloblastic anemia megestrol melanism melanoma melanoma cell lines melanoma growth-stimulating activity melioidosis melphalan membrane membrane attack complex membrane lipids membrane perturbation membrane proliferative glomerulonephritis membrane-organizing protein membrane-proximal domains membrane-tropic toxin membranoproliferative glomerulonephritis membranous glomerulonephritis membranous lupus nephritis memory CD4+ T cells memory response meningeal enhancement meningeal inflammation meningeal irritation meningeal pathogens meningeal signs meninges meningismus|meningism meningococcal C conjugate vaccine meningococcal disease meningococcal meningitis meningococcal polysaccharide vaccine|MPSV4 meningococcal vaccine meningococcemia meniscal meniscal cartilage meniscal tear meniscectomy menstrual irregularities mental changes mental retardation mentally handicapped mentation meralgia paresthetica mercaptopurine mercury compound thimerosal meropenem merozoite form mesangial alterations mesangial hypercellularity mesangial immune deposits mesangial matrix mesangial proliferative lupus nephritis mesenchymal mesenchymal cells mesenteric ischemia mesenteric lymphadenitis mesenteric nodes mesothelioma metabolic control metabolic end products metabolic status of bone metabolic support metaphyses of long bones metaphysis of growing bones metastasize metastatic metastatic bone survey metastatic calcification metastatic infection metastatic tumors methacholine challenge methicillin-resistant methylcellulose methyldopa methylenedioxymethamphetamine|MDMA methylprednisolone methylprednisolone sodium succinate methysergide metoclopramide mevalonate mevalonate kinase MHC class I HLA-defective cells MHC class I molecules MHC-encoded MHC-unrestricted mica surface micafungin miconazole microaerophilic atmosphere microaneurysms microangiopathic changes microangiopathic hemolysis microangiopathy microaspiration microaspiration mechanism microbe virulence factors microbe-infected microbial microbial adjuvanticity microbial agents microbial cell-surface constituents microbial components microbial entry microbial factors microbial growth microbial infection microbial invasion of the bloodstream microbial molecules microbial pathogenesis microbial peptides microbial products microbial proteins microbial recognition microbial residents of the skin microbicidal defect microbicidal therapy microbiologic microbiologic amplification technique microbiologic data microbiologic results microbiology laboratory results microbiology test microcracks microcrystalline deposition microcrystalline materials microcrystals microglia cells microorganisms microscopic microscopic cuts microscopic demonstration microscopic field microscopic hematuria microscopic morphology microscopic polyangiitis microsequencing microstomia microvascular endothelial cells microvascular injury microvascular thrombosis microvascular thrombotic crisis microvessels microwell plates midcervical spine subluxation middle-ear infection middle-period infections midline abdominal pain midline destructive diseases|midline destructive lesions midline granuloma midodrine mid-potency midstream “clean-catch” urine sample midstream urine specimen midvoid urine specimens migrating migratory migratory arthritis mild mild infection mild weakness mildly elevated mildly symptomatic miliary disease milk-alkali syndrome Milroy’s disease Milwaukee shoulder miniepidemics minimal diarrhea minimal fungicidal concentration minimal mesangial lupus nephritis minimal murmur minimal symptoms minocycline minor minor histocompatibility antigens minor histocompatibility loci minor manifestations minute ventilation misfolded misfolding mismatched missed menstrual period mistreated mitochondrial disorder|mitochondrial disease mitochondrial dysfunction mitogenic mitral central valve regurgitation mitral flow velocity mitral valve dysfunction mittelschmerz mixed mixed aerobic-anaerobic bacteria mixed aerobic-anaerobic infections mixed connective tissue disease mixed mitral valve disease mixed T and B cell deficiency mixed venous oxygen saturation modalities for treating and preventing infection mode of infection mode of transmission modest moesin molecular events molecular localization signals molecular mechanisms of pathogenesis molecular typing molindone Mollaret’s meningiti molluscum contagiosum molluscum contagiosum virus monarthritis monarthropathy monarticular monarticular arthritis monarticular arthropathy monarticular rheumatoid arthritis monarticular swelling monitor monoamine oxidase inhibitors monoarthritis monoclonal gammopathy monoclonal gammopathy of uncertain significance|MGUS monoclonal-antibody depletion procedures monocyte chemoattractant monocyte chemoattractant protein monocyte chemotactic protein monocyte protease production monocytes-macrophages monocytoid monocytotropic monolayer monolayer of cultured cells monomeric form monomeric IgA mononeuritis multiplex|multiple mononeuropathy mononuclear cell infiltrate mononuclear cell infiltration mononuclear cell migration mononuclear leukocytes mononucleosis syndrome monosodium urate monospot slide test|monospot test|mononuclear spot test monoteine monotherapy monovalent montelukast mood disorder mood swings morbidity morning stiffness morphea morphogenic changes morphogenic variation morphologic changes morphologic variations Morrison’s pouch mortality rate mosquito bites mosquito-transmitted motility agents motility structures motor neuron synapses mottled mouse bioassay mouse-mite bite mousy movement disorder MRI MRI with gadolinium enhancement mucilloid mucin hybrid molecule mucinous Muckle-Wells syndrome mucociliary clearance mucociliary elevator mucocutaneous candidiasis mucocutaneous lesions mucocutaneous lymph node syndrome mucolytic agents mucopurulent cervicitis mucopus mucosal administration mucosal areas mucosal bleeding mucosal damage mucosal edema mucosal entry site mucosal epithelial cells mucosal humoral immunity mucosal immunity mucosal immunology mucosal ulcerations of the gut mucosally mucositis mucous gland secretion mucous layer mucous patches mucous secretions mucus clearance Mulibrey nanism multicatalytic multicenter study multicenter trial multicentric multicentric reticulohistiocytosis multidose vials of vaccine multidrug multidrug-resistant multigenic multilobar involvement multilocular multimodality approach multimodality exercise multimolecular multinucleated giant cells multiorgan multiorgan dysfunction multiorgan failure multiparous women multiple multiple cranial nerve palsy multiple injections multiple myeloma|plasma cell myeloma multiple-organ disease multisystem multisystem disease|multisystem illness multisystem disorder mumps mumps component mumps skin test antigen mural endocardium muscle atrophy muscle biopsy analysis muscle enzymes muscle fascicles muscle fasciculus muscle fiber necrosis muscle flaps muscle hypotonia muscle imbalance muscle ischemia muscle metabolism muscle proteolysis muscle repair muscle spasm muscle strain muscle strength muscle wasting muscle weakness muscle-fiber destruction muscle-flap placement muscles bridging the joint|muscles that bridge the joint muscles of respiration muscular collapse musculoskeletal musculoskeletal disorders musculoskeletal pain musculoskeletal structures musculoskeletal surgery musculoskeletal symptoms mutations in host genes mutilation myalgia mycobacteremia mycobacteria mycobacterial mycobacterial infection mycobacterial organisms mycobacterial products Mycobacterium leprae|M. leprae Mycobacterium tuberculosis|M. tuberculosis mycophenolate mycophenolate mofetil mycoplasmal mycosis fungoides mycotic aneurysm mycotic pathogens mydriatic agents myeloablative autologous SCT myeloablative therapy myelodysplasia myelogenous leukemia myeloid cells myeloid precursors myeloid progenitor myeloid-related protein 8|MRP-8 myeloma cell growth myeloma cells myelopoiesis myeloproliferative disease myelosuppressive therapy myocardial depression myocardial disease myocardial dysfunction myocardial fibrosis myocardial inflammation myocardial ischemia myocardial thickness myoclonus myocytotoxic myocytotoxicity myofasciitis myofibroblasts myoglobinuria myonecrosis myoneuropathy myopathic myopathic process myopericarditis myophosphorylase myorhythmia myotoxic myringoplasty myringotomy myxedema myxedematous pericardial effusion myxoid marrow NAATs nabumetone nafcillin nail abnormalities nail changes nail dystrophy nail folds nail pitting nailfold capillaries nailfold microscopy naive naproxen narcotics narrowest-spectrum nasal cannula nasal carriers nasal cavities nasal congestion nasal discharge nasal disease nasal drainage nasal intubation nasal mucosal ulcerations nasal packing nasal purulence nasal saline lavage nasal secretions nasal septal perforation nasal stuffiness nasal swab nasal turbinates nasogastric tube nasolabial fold nasopharyngeal nasopharyngeal cancer nasopharyngeal carriage nasopharyngeal colonization nasopharynx nasotracheal intubation native antigens native valve endocarditis native valve infection native valves natural cytotoxicity receptors natural flora near-normal neck extension neck pain and stiffness neck rigidity neck swelling neck veins neck-flexor muscles necrotic necrotic bone necrotic debris necrotic eschar necrotic lesions necrotizing necrotizing and crescentic glomerulonephritis necrotizing colitis necrotizing cutaneous myositis necrotizing enteropathy necrotizing granulomatous vasculitis nectin-2 needle aspirate needle aspiration needle biopsy needle EMG needle stick needle stick injury negative negatively birefringent negative-pressure room negative-strand RNA viruses neisserial infection nelfinavir neoepitopes neonatal tetanus neonatal-onset multisystem autoinflammatory disease neonatal-onset multisystem inflammatory disease neoplasia neoplasm neoplastic disease neoplastic process neovascularization nephelometric assay nephrocalcinosis|Albright's calcinosis|Anderson-Carr kidneys nephrogenic fibrosing syndrome|nephrogenic fibrosing dermatopathy nephrogenic systemic fibrosis nephrolithiasis nephropathy nephrotoxic nephrotoxicity nerve axon nerve stimulation net result neural cells neural signals neurodevelopmental neuroepithelial dysfunction neurogenic bladder dysfunction neurogenic disease neuroleptic neuroleptic drugs neuroleptic malignant syndrome neurologic abnormalities neurologic changes neurologic complications neurologic condition neurologic deficits neurologic deterioration neurologic disease neurologic dysfunction neurologic impairment neurologic injury neurologic involvement neurologic symptoms neuromuscular blockade neuromuscular blocking agents neuromuscular disease neuromyopathy neuronal cells neuronal synapses neuropathic arthropathy|neuropathic osteoarthropathy|Charcot joint|neuropathic joint|Charcot arthropathy neuropathic osteopathy neuropathy neurosarcoidosis neurosensory neurotropic syndrome neurotropism neutral temperature environment neutropenic colitis neutrophil activating protein-2 neutrophil azurophilic granules neutrophil chemotactic factor neutrophil count neutrophil degranulation neutrophil elastase neutrophil function neutrophil lysosomes neutrophil population neutrophil-activating protein neutrophil-endothelial adhesion neutrophilic neutrophilic infiltration neutrophilic response new bone formation new-onset nicardipine nifedipine Nikolsky’s sign nitric oxide synthase nitroprusside|sodium nitroprusside nitrosoureas NK activation molecules NK cell signaling NK cell target specificity NK/T cells NK-T cells N-linked nocardiae nodular nodular gummatous lesions nodular infiltrates nodular lesions nodular pneumonia nodular pulmonary infiltrates nonabsorbable nonabsorbed nonacetylated nonadherent non-antibody-mediated non-B hepatitis nonbacterial nonbacterial thrombotic endocarditis non-birefringent noncardiac non-cardiogenic noncartilage noncaseating non-catheter-associated noncatheterized nonclostridial noncollagenous noncompliance with nonconstrictive noncoronary noncovalently noncovalently linked non-crossreacting noncultivable noncultured nondepleting monoclonal antibodies to CD4 nondiseased nonemergent nonenhanced nonerosive nonexertional nonfibrillar nongonococcal nonhematogenous non-hematopoietic nonhemorrhagic non-Hodgkin’s lymphoma nonhomogeneous non-homogeneous nonhuman primates non-ICU patients nonidentical individuals nonimmediate allergy nonimmune nonimmunoglobulin nonimmunologic noninfectious noninflammatory nonintact nonintubated non-lactose-fermenting nonleukocytes non-leukodepleted blood non-life-threatening nonliving vaccine nonlocalizing symptoms non-lupus nonlymphoid nonlymphoid organs non-major organ disease nonmalignant cells nonmelanoma skin cancers nonmenstrual nonmitral nonmotile nonmucosal nonmyeloablative nonnecrotic nonnucleoside non-organ-specific nonpalpable nonpathologic nonpenetrating nonperforated nonphagocytic nonpharmacologic nonpharmacotherapy nonpressure areas nonprogressive nonprotective antigens nonpruritic nonpurulent nonrandomized nonreactivity nonrearranged nonrecognition nonresidential daycare facility nonresponsive nonrestorative sleep nonrheumatic nonrickettsial nonsecretors nonsensitized nonsevere nonshivering heat production nonshivering thermogenesis nonspecifically inflammatory nonsterile nonsteroidal antiinflammatory drugs nonsterol nonsymmetric nontender nontraumatic nontuberculous nontunneled nontypable nontyphoidal nonulcerative nonunion of the fracture nonvacuolated nonvascular nonvasculitic diseases non-vasculitic wheals nonvenereal nonvesicular nonvisualization norfloxacin normal bacterial flora normal bowel flora normal core body temperature normal glucose concentration normal gut histology normal hypothalamic set point normal senescence normally reactive normal-pressure hydrocephalus normochromic normoglycemic normotensive renal crisis normothermia normothermic norovirus norovirus infections North Queensland tick typhus nosocomial notch notching novel N-terminal trimming nuclear debris nuclear factor B nuclear imaging nuclear morphology nuclear studies nuclear translocation nucleate nucleic acid amplification tests nucleic acid probes nucleic acid sequence nucleic acid testing nucleic acid tests nucleolar immunofluorescence pattern nucleolar-protein complex nucleotide analogue of cytosine nulliparous women nursing home nursing ward nutritional supplementation nutritionally variant bacteria objective inflammation obliterated obliterated lumbar lordosis obliteration obliteration of the air spaces obliterative obliterative bronchiolitis obliterative vasculopathy obscure obsessive-compulsive obstetric complications obstetrics obstruction obstructive lesions obstructive lung disease obstructive pattern obstructive symptoms obstructive voiding symptoms obtundation occiput occiput occluded occlusion occlusive dressing occult occupational disorder occur in the absence of symptoms occurring acutely ochronosis octreotide ocular changes ocular disease ocular dye score ocular inflammation ocular involvement|eye involvement ocular manifestations ocular motion ocular signs ocular structures ocular symptoms oculo-facial-skeletal oculomasticatory od odynophagia offending olecranon bursa olecranon bursitis oligoarthritis oligoarticular oligomerized oligomonoclonal B cell process oliguric omalizumab on an outpatient basis on clinical grounds on dialysis on nasogastric suction on palpation oncostatin oncostatin M|OSM one-cell-thick one-time administration ongoing onycholysis opacification opaque open fractures open-label studies open-lung biopsy operating room operating-room asepsis operative site ophthalmic ophthalmologic examination ophthalmoplegia opportunistic infection opsonic opsonized opsonizing antibodies opsonizing properties oral oral absorption oral aperture oral contraceptives oral erosions oral exposure oral flora oral lesions oral rehydration salts oral rehydration solutions oral symptoms oral ulcers|mouth ulcers oral-anal orally orbital orbital cellulitis orbital swelling orf organ damage organ dysfunction organ function organ ischemia organ pathology organ perfusion organ system damage organ system dysfunction organ transplantation organ-based organic brain disease organism factors organisms of low virulence organ-specific origin oropharyngeal oropharyngeal exanthem oropharyngeal flora oropharyngeal infection oropharyngeal manifestations oropharyngeal striated muscles oropharynx orthopedic appliance orthopedic implants orthopnea orthostatic fall in blood pressure orthostatic hypotension orthotic device orthotics orthotopic oseltamivir Osler’s nodes osseous erosion osseous infection ossify osteitis osteitis of the anterior corners of the vertebral bodies osteoarthritic osteoarthritic pain osteoarthritic process osteoarthritis|OA osteoclastic precursors osteoid osteoma osteolysis osteomyelitis osteonecrosis osteopenia osteoporotic osteoporotic fracture otalgia otherwise healthy otitis media with effusion otolaryngologic otolaryngologist otorrhea outer ear canal outer-core outer-membrane proteins outer-surface protein A|OspA outgrowth outpatient outpatient group outpatient management outpatient settings outpatient therapy outpatient visit outpatients ovarian cancer ovarian cysts ovarian failure ovarian torsion over the counter overdiagnosed overdiagnosis overexertion overexposure overexpression overgrowth overlap syndromes overlapping overshadowed overt over-the-counter dose overuse overwhelming ovule oxalic acid oxidative stress oxygen consumption oxygen delivery oxygen delivery system oxygen exchange oxygen tension oxygen therapy oxygenation P blood group-negative p450 cytochrome system pacemaker pacemaker lead packed erythrocytes Paget’s disease pain pain severity painless palatal palatal petechiae palifermin palindromic rheumatism palliative palliative treatment palmar subluxation of the proximal phalanges palmoplantar pustulosis palpable pamidronate panacinar emphysema panarteritis pancarditis Pancoast tumor pancreatic abscess pancreatic infarction pancreatic pseudocyst pancuronium Panda sign pandemic influenza panhypogammaglobulinemia panniculitis pannus pannus formation pansinusitis panuveitis Papanicolaou-stained smear papillary body Pappenheimer bodies papular papular lesions papules papulosquamous papulovesicular parabasal cells paracentesis paracrine paracrine stimulatory loop paradoxical pulse paraffin blocks parainfluenza virus paralytic poliomyelitis parameningeal paranasal sinus infections paranasal sinusitis paraneoplastic paraneoplastic pemphigus paraneoplastic syndrome parapharyngeal space parapneumonic effusion parasitic parasitic infection parasitic infestation parasitic invasion parasitism parasitology technician paraspinal paraspinal calcifications paraspinous ligaments paraspinous muscle spasm parasympatholytic parathyroidectomy paratracheal adenopathy paravalvular paravertebral ossification parenchymal pulmonary disease parenteral parenteral fluids parenteral hyperalimentation parenteral nutrition parenterally parietal pericardium parietal peritoneal involvement parotid gland enlargement parotid sialography Parrot’s pseudoparalysis pars planitis partial left pericardial defect partial thromboplastin time partially dehisced prosthetic valve partially treated particle agglutination particulate air filter unit|particulate air intake filter passage passage of bloody stools passive flexion of the neck Pastia’s lines patches patchy patchy reticular nodularity patellar overgrowth patellofemoral pathergy test|skin pathergy test pathogen molecules pathogen products pathogenic autoreactivity pathogenic events pathogenic infection pathogenic mechanisms pathogenic process pathogenic responses pathogenic role pathogenic viral agents pathogen-infected pathognomonic pathologic autoreactive pathologic condition pathologic diagnosis of amyloid deposits pathologic events pathologic Q waves|Q waves pathological features pathologically pathology pathophysiologic pathophysiologic findings in organs pathway pathway component pathways of viral spread in a tissue patient care patient monitoring patient population patient profile patient’s immunization history patients admitted to the ICU patient's general condition patients infected with an enterovirus patients receiving hemodialysis patients with renal transplants patient-specific pattern pattern recognition receptor molecules pattern-recognition molecules patterns of transmission pauciarticular pauci-immune glomerulonephritis PBMCs|peripheral blood mononuclear cells PCR assay PCR-based amplification PCR-based assays peak dose pectus excavatum deformity|funnel chest|trichterbrust pediatric pediatric patients pediatric population peliosis pellet pelvic abscess pelvic appendix pelvic cul-de-sac pelvic inflammatory disease pelvic mass pelvic organs pelvic peritonitis pemphigoid pemphigus foliaceus pemphigus vulgaris penciclovir pencil-in-cup deformity penetrating penetrating injury penetrating trauma penetrating wound penicillamine penicillin-resistant penicillin-susceptible pentazocine pentoxifylline pentraxins peptic ulcer disease peptide backbone peptide binding cleft peptide combinations peptide recognition peptide sequences peptide side chains peptide-binding capabilities peptide-binding groove peptide-binding specificity per high-power field percussion note percutaneous drainage percutaneous feeding tube perforate perforated perforated appendicitis perforated peptic ulcer perforated ulcer perforated viscus perforin granules perianal infections perianal lesions perianal region perianal ulcers periappendiceal periappendiceal stranding periappendicitis periarthritis periarticular periarticular osteopenia periarticular swelling peribronchial areas peribronchial cuffing peribronchial inflammation peribronchial thickening pericardial biopsy pericardial calcification pericardial constriction pericardial cyst pericardial disease pericardial effusion pericardial fluid pericardial friction rub|pericardial rub|friction rub pericardial knock pericardial masses pericardial pain pericardial space pericardial thickening pericardiectomy pericardiocentesis pericarditis of acute rheumatic fever perichondritis perichondrium of the auricular cartilage pericolic perifascicular atrophy perifascicular tissue perifollicular perihepatic inflammation perihepatitis|Fitz-Hugh-Curtis syndrome perihilar infiltrates perimysial inflammation perimysium perineal area perineal pain perineal skin perinephric perinephric space perinephritic abscess perinuclear ANCA|p-ANCA periodic fever perioperative perioral pallor periorbital cellulitis periorbital ecchymoses periorbital edema periorbital pain periosteal reaction periostitis peripharyngeal space peripheral peripheral arthritis peripheral B-cell sites peripheral blood eosinophilia peripheral blood T cells peripheral edema peripheral eruptions peripheral gangrene peripheral joint involvement peripheral joints peripheral leukocyte count peripheral node addressin peripheral sensory neuropathy peripheral spondyloarthritides peripheral synovitis peripheral vascular resistance peripherally peripherally inserted central catheter|PICC line periprosthetic perirectal adenopathy perirectal area perisplenitis peritoneal peritoneal dialysis fluid peritoneal fluid peritoneal lavage peritoneal lavage samples peritoneal signs peritransplant mortality peritransplantation complications peritransplantation period peritrichous flagella periumbilical abdominal pain periumbilical discomfort periumbilical region periungual periungual skin nodules periurethral area periurethral bacteria periurethral flora periurethral space perivalvular perivalvular extension of infection perivascular areas perivascular connective tissue perivascular infiltration permissive peroxidation peroxynitrite personal protection measures person-to-person spread person-to-person transmission|human-to- human transmission pertechnate pes anserine bursa petechiae petechial petechial eruption petechial lesions petechial rash phagocyte factors phagocytic cells phagocytic vacuole Phalen’s sign pharmacokinetics pharmacologic agents pharmacotherapy pharyngeal pharyngeal inflammation pharyngeal pain pharyngeal space pharyngoconjunctival fever|pharyngoconjunctivitis phenomena phenothiazines phenotype phenotypic characterization phenotypic variants phenytoin pheochromocytoma phlebitis phlegmon phosphatidylinositol-3 kinase phosphonoformic acid phosphorylated photophobia photosensitive photosensitivity physical examination physical findings physical signs physical therapy modalities physicians’ private offices physiologic saline|normal saline physiologic status physostigmine picaridin pieces of necrotic bone pigmentary changes pigmented villonodular synovitis pigtail catheter pili pili and flagella pilocarpine pilus pilus-based vaccines pincer grip Pindborg tumors PIP joints piroxicam pitting pitting edema pityriasis rosea placebo-controlled trial placement placental transfer plague organisms plague vaccine plain film plain radiography plain x-rays planktonic cells plantar subluxation of the metatarsal heads planted plaque psoriasis plaques plasma cell diseases plasma cortisol level plasma enzyme plasma exchange plasma leakage plasma levels plasma pentraxins plasma proteins plasma samples plasma vasopressin levels plasma viremia plasmacytoid plasmapheresis plasmid-mediated plasminogen activator inhibitor 1 plasmodia plateau pressure plated platelet aggregation platelet alpha granules platelet basic protein platelet counts platelet factor platelet thrombi platelet-activation factor platelet-fibrin thrombus platelet-fibrin vegetations platelet-leukocyte-fibrin thrombi pleconaril pleiotropic pleiotropism pleural pleural cavities pleural effusion pleural effusions pleural fluid pleural friction rub|pleural rub pleural inflammation pleural reaction pleural thickening pleuritic pleuritic chest pain pleuritic upper abdominal pain pleuropulmonary infiltrates pleuropulmonary nodules plexus PMN scan PMNs pneumatic otoscopy pneumatoceles pneumatosis cystoides intestinalis|pneumatosis intestinalis|intestinal pneumatosis|pneumatosis coli pneumococcal pneumococcal infection pneumococcal urine antigen test pneumococcal vaccine pneumococcus pneumoconiosis pneumocystis infection Pneumocystis pneumonia Pneumocystis pulmonary infection pneumocytes pneumolysin pneumonia hospitalizations pneumonic plague pneumoperitoneum PO point tenderness points of synovial attachment polar pili polarized light microscopy polarized microscopy polarizing light microscopy polyarthropathy polyarticular polyarticular gout polyarticular inflammation polychondritis polycystic disease polymerase chain reaction studies|PCR studies polymicrobial polymorphic nature polymorphonuclear leukocytes polymorphonuclear white cells polymyalgia rheumatica poly-N-acetylglucosamine polyneuropathy polyomavirus hominis 1 polyomavirus-associated nephropathy polyphasic unit polyposis polysaccharide antigens polysaccharide-rich polyserositis polysialic acid polyubiquitin chain polyuric polyvalent pneumococcal polysaccharide conjugate vaccine polyvinyl chloride Poncet’s disease pontine tectum poor dentition poor mobility poor nutritional status poor oral hygiene poor sleep poor specificity poorly absorbed poorly reactive pupils poorly specific popliteal space pore-forming peptides portal of entry posaconazole positive positive blood cultures positive culture positive echocardiograma positive gonococcal culture positive MRI scan positive test positive toxin tests positively birefringent positive-strand RNA viruses postanginal septicemia postauricular postcapillary venules postcardiac injury syndrome post-cardiopulmonary bypass syndrome posterior colpotomy posterior uveitis postexertional postexposure immunization regimen post-Golgi compartment postinfection disability postinfectious postirradiation postmassage urine postmassage urine specimen postmeniscectomy postmenopausal postmyocardial infarction syndrome|postmyocardial infarction postnecrotic cirrhosis postobstructive pneumonia postoperative postoperative stay postoperatively postpartum period postpartum women postpericardiotomy syndrome postsplenectomy sepsis poststenotic dilatation post-streptococcal postsurgical postthymic posttransplantation posttreatment postvaccination reaction potassium chloride potent cytotoxic potent vasoconstrictor Pott’s disease Pott’s puffy tumor Poupart’s ligament powered air-purifying respirator pox-like virus PPD skin test PPD testing PPD|purified protein derivative P-R interval prolongation practice of internal medicine practice of rheumatology practitioner pravastatin prazosine pre-B cell preclinical preclosure of the mitral valve precordial precursors predictor predispose predisposing conditions predisposing factors preemptive preemptive treatment|preemptive therapy preexisting preexposure preexposure immunization preformed preformed enzymes preimmunization serologic testing premalignant premature birth premature ovarian failure premenopausal premonitory symptoms preoperative preoperative hospital stay preoptic preoptic anterior hypothalamus prescription dose presence of hepatitis B antigenemia presentation presenting symptoms preservative pressor agents pressor hormones pressors pressure effects pressure points pressure ulcers|pressure sores|pressure injuries|bedsores pressure-induced presumptive diagnosis preterm delivery preterminally pretransplantation pretreated pretreatment level prevaccination era prevalence prevent prevention preventive approaches preventive measures preventive program primary Ab response primary angiitis of the CNS|isolated vasculitis of the CNS|PACNS primary bacterial peritonitis primary biliary cirrhosis primary care primary care physician primary care practitioner primary care provider primary ciliary disorders primary ciliary dyskinesia primary focus primary health care system primary herpetic proctitis primary immunization primary means of cure primary mesothelial cells primary oxalosis primary pneumonic plague primary prevention primary prophylaxis primary septicemic plague primary site of infection primary systemic amyloidosis primary vaccination primary vaccination series|primary series primary vaccine failure primed primigravidae|primigravida prion disease prior illnesses privileged site probe assays probe sequences probenecid probiotics procainamide procarbazine prochlorperazine procoagulant procoagulant molecules proctocolitis prodromal period prodrome produce product product information sheet professional phagocytes profibrotic effects profibrotic responses profound progenitor kinase prognostic prognostic prognostic information progress progressive progressive skin induration progressive vaccinia proinflammatory pro-inflammatory cytokines prokinetic agents prolactinomas proliferation proliferative prolonged P-R interval prominent prominent pulmonic S2 heart sound promote pronation propafenone prophylactic prophylactic antibiotics prophylaxis propionic acid gel proptosis propylthiouracil prospective study prospective trial prostaglandin inhibitors prostanoids prostatectomy prostatic abscess prostatic expressate prostatic fluid prostatic inflammation prostatic involvement prostatic massage prostatic secretion prosthetic device prosthetic infection prosthetic joint infections prosthetic joints prosthetic material prosthetic valve endocarditis prosthetic valves prostration proteases proteasome subunits protectins protection protective protective antibody levels protegrin protein carrier protein determinants protein exotoxins protein fibrils protein kinase C protein tyrosine kinases protein tyrosine phosphatase proteinaceous exudate protein-calorie malnutrition proteoglycan proteolytic cleavage proteolytic processing proteolytically proton magnetic resonance spectroscopy protozoan protozoan infection proximal adenopathy proximal bundle of His proximal extremities proximal femur proximal ulna PRP-OMP pruritic pseudo-ankylosing spondylitis pseudoarthrosis pseudobuboes pseudogout pseudo-infarct pattern pseudomonal Pseudomonas “hot-tub” folliculitis pseudoobstruction pseudo-rheumatoid arthritis pseudo-vesicular pseudo-widening of the joint space psittacosis psoas abscesses psoas muscles psoralen psoriasiform lesions psoriasis vulgaris psoriatic psoriatic arthritis|PsA psoriatic arthropathy psoriatic lesions psoriatic patients psoriatic skin lesions psychiatric psychogenic psychological abnormalities psychophysiologic abnormalities psychosomatic psychotherapeutic psychotropic pubic lice public health public health authorities public health clinic public health officials puerperium puffy fingers pulmonary and activation-regulated chemokine pulmonary arterial hypertension|pulmonary artery hypertension pulmonary arterial obliterative vasculopathy pulmonary arterial systolic pressure pulmonary artery vasculitis pulmonary capillary wedge pressure pulmonary compromise pulmonary congestion pulmonary contusion pulmonary dysfunction pulmonary embolism pulmonary epithelial cells pulmonary fibrosis pulmonary findings pulmonary function pulmonary function testing pulmonary function tests pulmonary hemorrhage pulmonary histoplasmosis pulmonary infection pulmonary infiltrates pulmonary involvement|lung involvement pulmonary nodules pulmonary parenchyma pulmonary parenchymal necrosis pulmonary symptoms pulmonary symptoms pulmonary tuberculosis pulmonary vascular permeability pulmonary vasculature pulmonary vasoconstriction pulmonary water content pulmonic vein flow velocity pulmonologist pulsation pulse rate pulsed Doppler examination pulsed dye laser pulsed-field gel electrophoresis pulses pulses of high doses pulse-temperature dissociation punch biopsy punched-out ulcers punctate punctuate pupil dilation pure mitral stenosis pure polysaccharide antigens pure polysaccharide vaccine purified chick embryo cell vaccine|PCEC purified polysaccharide vaccine purine antagonist purple purpura purpuric purulence purulent exudate purulent otorrhea pus pus collections pustular lesion pustular psoriasis pustular stage pustulosis pyelography|urography|pyelogram pylephlebitis pyoderma gangrenosum pyogenic infection pyomyositis pyopneumothorax pyrimidine antagonist pyrin pyuria QRS changes quadriceps muscles quadriparesis quadrivalent quantify quantitation quantitative quantitative assay quantitative NAATs quantitative nucleic acid testing quantitative viral load assays quantitative-culture approach quantitative-culture method quantitative-culture studies quiescence quiescent periods quinacrine quinsy rabbit fever rabid rabies raccoon-eyes sign racial predilections radial deviation at the wrist radial spokes radiation radiation pneumonitis radiation therapy radical node dissection radicular pain radiodense deposits radiographic radiographic abnormalities radiographic appearance radiographic distribution of disease radiographic evaluations radiographic evidence radiographic features radiographic findings radiographic infiltrates radiographic pattern radiographic progression radiographic results radiography radiologic findings radiologic report radiologic techniques radiological evidence radionuclide gastric emptying studies radionuclide imaging radionuclide scanning radionuclide scintigraphy radionuclide studies radiopaque ragged raised raised intracranial pressure randomized controlled trial randomized prospective clinical trials randomized trials rapid antigen-detection test rapid DFA rapid diagnosis rapid diagnostic test rapid plasma reagin|rapid plasma reagin test rapid point-of-care diagnostic tests rapid streptococcal antigen test RAS guanyl-releasing protein rash of erythema infectiosum rasping rate of recurrence Raynaud’s phenomenon|Raynaud syndrome Raynaud’s-like symptoms|Raynaud’s-like phenomena reactant reactivation reactivation disease reactive arthritis reactive oxygen species reactive sclerosis rearranged gene segments rearrangement rebound tenderness|Blumberg's sign receipt recent receptive anorectal intercourse receptor editing receptor signaling receptor subunits receptor-bearing receptor-ligand interactions recipient recipient B cells reciprocal recombinant protein antigens recombinational hotspot reconstitute reconstitution reconstructive surgery recover fully recoverin recovery recrudesce recrudescence recrudescent recrudescent fever recrudescent typhus recruit rectal biopsy rectal discharge rectal dysfunction rectal mucosa rectal prolapse rectal suppository preparations rectally recurrent fever syndromes recurrent fevers red blood cell casts red cell lysis red hepatization phase red-rimmed reduced exercise capacity reduced exercise tolerance reduced hearing reduced level of consciousness reduced lower esophageal sphincter pressure reduced oral aperture reduced vocal pitch reduction in amplitude of the QRS complexes redundancy reduplication reexposure referred reflux symptoms refractory regenerated regimen regional adenopathy regional enteritis|Crohn’s disease regional ileitis registry of patients regulatory transcriptional sites regurgitant regurgitant jet regurgitant murmur regurgitated regurgitation rehydration reimmunized reimplantation reinfection reinstitution of therapy Reiter’s syndrome reiterative relapse relapsing relapsing fevers relapsing polychondritis reliable relief relief of outlet obstruction relief of pain relieve remit renal renal adverse events renal angiomyolipoma renal biopsy renal blood flow renal calculi renal cell carcinoma renal cortical arteries renal cortical necrosis renal disease renal disorder renal dysfunction renal function renal functional impairment renal glomerular inflammatory disease renal histology renal impairment renal involvement renal papillary necrosis|papillary necrosis renal parenchymal infections renal parenchymal necrosis renal replacement techniques renal replacement therapy renal scarring renal stones renal suppuration renal transplant recipients renal tubular acidosis renal tubular dysfunction renal vasculitis renal vasoconstriction renin-angiotensin axis repair repeat region repetitive therapy replacement therapy reporter representative sample reproducibility resection reservoir resident residual activity residual scar resistant resolution resolution phase of pneumonia resolve resolvins resorptive capacity respiratory bronchiolitis respiratory collapse respiratory distress respiratory drive respiratory epithelial cells respiratory failure respiratory function respiratory illness respiratory mucosa respiratory muscle fatigue respiratory pathogens respiratory secretions respiratory spread respiratory symptoms respiratory syncytial virus respiratory therapy equipment respiratory tract illness respiratory tree respiratory viruses respiratory-tract infection respirophasic changes response responsive restoration restriction element restriction of chest wall motion restrictive lung disease restrictive pattern restrictive ventilatory defect resurgence resuscitation retained rete pegs reticular reticular dermis reticular linear opacities reticular nodular changes reticuloendothelial reticuloendothelial cell blockage reticulonodular opacifications retinal damage retinal lesions retinal rhodopsin retinal vascular disease retinal vasculitis retinal vessel occlusions retinoic acid retracted retractions of the chest wall retransplantation retrocecal retrocecal position retroorbital retroorbital headache retroorbital pain retroperitoneal retroperitoneal fibrosis retroperitoneal space retropharyngeal retropharyngeal lymphadenopathy retropharyngeal space retrospective retrospective diagnosis retrospective review retrospectively retrosternal revascularization reversible cerebral vasoconstriction syndrome review Reye's syndrome rhabdomyolysis rhesus reassortant rotavirus vaccine rheumatic carditis rheumatic disease rheumatic heart disease rheumatism rheumatogenic rheumatoid rheumatoid factor activity rheumatoid inflammation rheumatoid involvement rheumatoid nodules rheumatoid process rheumatoid synovitis rheumatologic rheumatology rhinocerebral mucormycosis rhinoplasty rhinorrhea rhinosinusitis rhinovirus rhonchi rhythm abnormality rickettsial rickettsialpox rifabutin rifampin rifaximin right atrial collapse right basilar infiltrate right heart catheterization right lower quadrant right lower quadrant pain right paratracheal involvement right pleural effusion right upper quadrant tenderness right ventricular cavity right ventricular diastolic collapse right ventricular failure right ventricular heave right ventricular infarction right ventricular myocardial infarction right ventricular volume right-sided diverticulitis right-sided endocarditis right-sided heart failure right-to-left shunting|right-to-left shunt right-upper-quadrant tenderness rigidity rigidity of the abdominal wall rim rimmed Ringer's lactate ringworm risk of imported infection risk-benefit ratio risperidone Ritter’s disease|staphylococcal scalded-skin syndrome|staphylococcal scalded skin syndrome rituximab root of the aorta rose Bengal staining rose spots rotator cuff rotator cuff tear rotavirus diarrhea rotavirus vaccine|Rota Roth’s spots route of inoculation route of viral entry routine health checkup Roux-en-Y jejunal bowel loop rubella immunity rubella vaccination history rupture ruptured aortic aneurysm ruptured appendix ruptured tubal pregnancy R-wave amplitude rye ergot S. aureus saccular saccular bronchiectasis|cystic bronchiectasis sacral sacral nerve root radiculopathy sacroiliac sacroiliac pain sacroiliitis|sacroiliac joint disease saddle nose deformity|saddle nose|saddle deformity saline saline solution salivary gland enlargement salivary scintigraphy salpinges salpingopalatine fold sample processing sandy feeling under the eyelids sanguineous saphenous venectomy sarcoid sarcoidosis patients satiety sausage digit SC SC administration scabbing scaling scalp pain scaly scan scanning procedures scar formation scarlatiniform scarlatiniform eruption scarlet fever exanthem scarring scavenge scavenger receptor schistosomal eggs schistosomiasis Schnitzler's syndrome scintigraphic scintigraphy scleral hemorrhage scleredema sclerodactyly scleroderma scleroderma renal crisis scleroderma-like condition scleroderma-like skin induration|scleroderma-like induration of the skin scleromalacia perforans scleromyxedema|papular mucinosis sclerosed sclerosing agents sclerosing lupus nephritis sclerosis sclerotic margins scoring system screen for screened screening methods screening procedures screening test scrotal scrub typhus|bush typhus sebaceous cyst seborrheic dermatitis secondarily infected secondary antibody response secondary lymphoid tissues secondary lymphoid-tissue chemokine secondary oxalosis secondary pneumonic plague secondary prevention secondary prophylaxis secondary response secretory secretory IgA secretory leukoprotease inhibitor secretory protein sedation sedimentation constant seeded seeding segmental bronchi seizure disorder seizures selective selective advantage selective pressure selective serotonin uptake inhibitors selenite enrichment broth self self-antigenic stimulation self-antigens self-cells self-class I expression self-extubation self-induced disease self-limited self-MHC self-MHC antigens self-MHC class I molecules self-peptide fragments self-peptides self-protein fragments self-reactive self-reactivity self-recognition target self-sustaining sequence replication self-treatment semimembranosus seminal vesiculitis senile systemic amyloidosis sensitivity sensitivity results sensorineural hearing loss sensorium alterations sensory examination sensory loss sensory trigeminal neuropathy sepsis-like state septal panniculitis septal perforation septic embolization septic illness septic response septic thrombosis septicemia sequence data sequence polymorphism sequence-based subtype sequentially sequester sequestered sequestra sequestrum serial series serious seriously infected seroconvert serofibrinous serogroup serologic serologic evidence serologic screening serologic specificity serologic studies serologic surveys serologic test serologic tests for immunity serologic titers serologically serology seropositive seroprevalence serosal inflammation serosal surfaces serosanguineous serositis serotonin reuptake inhibitors serotonin syndrome serotype serotype-specific serous cavities serous otitis media serpiginous serum serum albumin levels serum antigen testing serum bactericidal titer serum collectin serum creatine kinase serum creatinine levels serum cryptococcal antigen tests serum half-life serum immunofixation electrophoresis serum iron serum markers serum sickness serum sickness-like reaction serum sickness-like reaction with maculopapular rash setting settings seven-serotype pneumococcal conjugate vaccine seventh cranial nerve paralysis seventh nerve paralysis seven-transmembrane helix family severe severe destructive articular changes severe gastroesophageal reflux severe hyperpyrexia severe liver disease severe Raynaud’s phenomenon severe sore throat severe structural lung disease severe systemic inflammatory syndrome severely damaged severely dehydrated severely depressed mental status severely ill severely immunocompromised severely neutropenic severely prostrating illness severity sexual history sexual practices sexually acquired sexually transmitted shared epitope sharply bordered sharply defined shawl sign shed shedding shell-vial culture shift Shiga’s toxin shigellosis shin shiny Shirmer’s I test shock-like state shoe-leather epidemiology short axis short courses of rotating broad-spectrum antibiotics short-course antibiotic prophylaxis short-course antibiotic therapy short-incubation short-lived shortness of breath short-term dialysis shotgun therapy shoulder pain shrinking lung syndrome Shulman disease|eosinophilic fasciitis|diffuse fasciitis with eosinophilia|Shulman syndrome shunting of blood shunting procedure for hydrocephalus sialic acid sugars sialoadenitis sialography sialometry sialylation Siberian tick typhus sicca sicca syndrome|sicca complex sickle cell disease sickle cell disease flare sickle cell hemoglobinopathy side effects signal transduction signaling activity signaling apparatus signaling complex signaling domains signaling lymphocytic activation molecule|SLAM signal-transducing molecules significant significantly depressed level of consciousness signs and symptoms sildenafil silent replication silicosis simethecone simian immunodeficiency virus simple warts simvastatin single single breath diffusing capacity test|single breath diffusing capacity|DLCO single photon emission CT|SPECT/CT single-dose oral treatment single-dose therapy single-fiber EMG studies sinopulmonary disease sinus aspiration sinus drainage sinus of Valsalva sinus of Valsalva abscess sinus ostia sinus ostium sinus pain sinus pressure sinus tachycardia sinus tract sinus tracts between bone and skin sinusitis site site of infection site of inflammation sites of antigen deposition sites of antigen localization sites of bone erosion sixth disease sixth nerve palsy|abducens nerve palsy Sjögren syndrome|Sjogren's syndrome skeletal muscle wasting skeletal-muscle sarcoplasmic reticulum skin abnormalities skin appendages skin care skin connective tissue skin contact skin fibrosis skin findings skin grafts skin induration skin infection sites skin inflammatory reactivity skin involvement skin organisms skin pathogens skin scrapings skin tenting skin testing with PPD skin thickening skin trauma skin ulcerations skin-specific syndromes skull-base osteomyelitis sleep electroencephalographic studies SLE-like syndrome slightly reddened slipped femoral capital epiphysis slit-lamp examination slough sloughing sloughing of a renal pyramid slow reacting substance of anaphylaxis slow-conducting C fibers slow-growing slow-healing slowly progressive small airway disease small arteries small joints small peripheral nerve fiber disease small studies small-bowel dysmotility small-bowel obstruction small-cell lung cancer small-intestinal enterocytes small-joint ankylosis small-joint involvement small-vessel small-vessel vasculitis small-vessel venulitis smolder smooth-muscle cell-like myointimal cells smooth-muscle cells smooth-muscle contraction sneezing sodium valproate soft soft contact lenses soft heart murmur soft tissue abscesses soft tissue contractures soft tissue gas soft tissue infections soft tissue mass soft tissue swelling softening soft-tissue soft-tissue abnormalities soft-tissue contractures soles solid solid organ transplantation solid support soluble p75 TNF-α receptor-IgG fusion protein somatic somatic hypermutation somatization son of sevenless homologue|son of sevenless sonography sorbitol sore eyes SOT recipients|solid organ transplant recipients space-occupying lesions special care unit special isolation procedures specialty special-use vaccines species specific specific antibody therapy specific antigen presentation specific antipathogen response specific IgM antibody titer specific MHC gene products specific therapy specificity specimen speckled speculum speculum examination SPEP|serum protein electrophoresis sphygmomanometric measurement spinal spinal arteries spinal cord infarct spinal cord injury spinal epidural abscess spinal flexion spinal fracture spinal fusion spinal inflammation spinal instability spinal mobility spinal muscular atrophy spinal pain spinal trauma spinocerebellar ataxia spinous processes spirochetal spleen tyrosine kinase splenectomized splenic abscess splenic biopsy splenic function splinter hemorrhages spondylitis spondyloarthritides spondyloarthritis spondyloarthropathy spondylodiscitis spondylosis spontaneous pneumothorax spore stains spore-forming sporulation spotted-fever syndromes spreading spurs at the insertion of the plantar fascia sputum collection system sputum Gram’s stain squamous cell carcinoma squamous cell dysplasia squamous cells squamous epithelial cells squamous metaplasia squaring of the vertebral bodies squaring of vertebrae ST elevation stabbing chest pain stable stage staining staining for intracellular organisms staining pattern staining techniques standard human immune globulin standard human immune serum globulin staphylococcal staphylococcal abscess staphylococcal enterotoxin B state of immunologic ignorance stationary growth phase status status of organ involvement STD treatment facility stem cell factor stem cell mobilization stem-cell transplantation stenotic disease of arteries stenotic segments stents sterile sterile pyuria sterile reactive process sternal sternal osteomyelitis steroid myopathy steroid-resistant steroid-sparing agent steroid-sparing alternatives steroid-treated Stevens-Johnson’s syndrome sticking stiff man syndrome stiffness Still’s disease stillbirth stinging sensation stones stores straight-catheterized urine specimens strain strain pathogenicity strain typing strand displacement amplification strangulated hernia strangulating intestinal obstruction strangulation stratum corneum stratum germinativum strawberry cervix strawberry tongue streptococcal streptococcal antibody testing streptococcal gangrene streptococcal necrotizing myositis streptococcal pharyngitis streptococcal pyogenic exotoxins Streptococcus pyogenes|S. pyogenes stress stress fracture stress response stress ulceration stress ulcers stress-inducible stress-ulcer prophylaxis stretching striated muscle cells strict respiratory isolation stricture formation stridor striking stromal cell-derived factor stromal-cell-derived factor stromelysin strongly negative birefringent Strongyloides structural abnormalities structural components structural lung disease structural renal disease structurally closely related structurally related struvite stones ST-segment alterations in the ECG ST-segment elevation ST-T-wave abnormalities subacromial bursitis subacute autonomic neuropathy subacute cutaneous lupus erythematosus subacute pleuritic right upper quadrant pain subcellular localization subcellular structures subchondral subchondral bone subchondral bony plate subchondral cysts subchondral plate subculture subcutaneous fascial layers subcutaneous fat subcutaneous fibrosis subcutaneous nodules subcutaneously subendothelial subendothelial basement membrane subepicardial subepithelial tissue subepithelium subglottic subglottic stenosis subglottic tracheal stenosis sublining subnormal temperature suboccipital subperiosteal subphrenic space|subdiaphragmatic space subpleural subregion subsegmental bronchi subsidence substandard amounts of antigen substernal chest pain substrate substrate utilization subtle subtle hilar prominence subungual hemorrhages subxiphoid approach subxiphoid thoracotomy succinylcholine sulbactam sulfa sulfasalazine sunburn-type rash sunken eyes sunken fontanelle sunscreen superantigen stimulation superantigenic stimulation superficial swab specimens superoxide superoxide radicals supination supine supine positioning supplemental oxygen supplementary oxygen support supporting evidence supporting joint structures supportive supportive care supportive evidence supportive measures supportive stockings supportive tests supportive treatment suppository suppress suppression of cellular immunity suppressive suppressive antiviral therapy suppressive therapy suppressive treatment suppurate suppurative condition suppurative thrombophlebitis|suppurative venous thrombophlebitis supraglottitis|acute epiglottitis supranormal temperature supranuclear vertical gaze palsy suprapatellar joint effusion suprapatellar pouch suprapubic aspiration suprapubic bladder tenderness suprapubic catheter suprapubic pain surface glycoprotein surface polysaccharides surface-expressed antigens surface-inhibiting surfactant protein surfactant proteins A surgical surgical debridement surgical drainage surgical emergency surgical exploration surgical incisions surgical inspection surgical intervention surgical probe surgical resection surgical success surgical treatment surgical wound surgical wound infections surgically surgical-site infections surrogate survivors susceptibility alleles susceptibility data susceptibility gene susceptibility results susceptible sustained swab from nares swab of posterior pharynx swab specimen collection system swan-neck deformity sweat chloride levels sweats Sweet’s syndrome swimmer’s ear|acute diffuse otitis externa swimming-pool granuloma swollen swollen area Sydenham’s chorea symmetric arthritis symmetric arthritis involving the hands and wrists symmetric arthritis involving the hands, wrists, and elbows symmetric arthritis of the knees and ankles symmetric encephalopathy symmetric inflammation of fingers, wrists, and knees symmetric polyarthritis sympathectomy sympathetic ophthalmia sympathomimetics symptom recurrence symptom relief symptomatic symptomatic improvement symptomatic relief symptomatic treatment symptom-based symptoms synaptotagmin syndesmophytes syndrome of dysentery syndrome of pharyngoconjunctival fever syndrome-based treatment syndromic treatment synergistic interaction synergistic necrotizing cellulitis synergistic nonclostridial anaerobic myonecrosis synergistically synergize synovectomy synovial synovial capillaries synovial effusion synovial fibrosis synovial fluid pleocytosis synovial hypertrophy synovial inflammation synovial lining cells synovial lining layer synovial osteochondromatosis synovial proliferation synovial swelling synovial thickening synovial tissue synovial tissue components synovial vasculature synovial-derived synovitis synovium synthesis rate synthetic function syphilitic systemic systemic AA amyloidosis systemic disease systemic disease activity systemic emboli systemic fungal agents systemic IgG systemic illness systemic immune organs systemic immunosuppressive treatment systemic inflammatory response syndrome|SIRS systemic involvement systemic lupus erythematosus-related autoantibodies systemic manifestations|systemic symptoms|systemic signs systemic necrotizing vasculitis systemic rash systemic response systemic rheumatoid disease systemic sclerosis|SSc systemic sepsis systemic therapy systemic toxicity systemic vasculitis systemic venous hypertension systemic wasting syndrome systemic-onset juvenile rheumatoid arthritis system-specific systolic function T cell anergy T cell co-stimulation competitor T cell cytokine production T cell cytokines T cell deficiency T cell development T cell lines T cell recognition|T-cell recognition T cell selection T cell zone T cell-dependent antigen T cell-specific T lineage markers T regulatory cells T. pallidum|Treponema pallidum T1-weighted image with contrast enhancement tabanid fly tachyarrhythmias tachycardic response tachypneic Takayasu’s aortitis Takayasu's arteritis tandem transplantation tap tapasin taper tapered tapering target target amplification target cell lysis target international normalized ratio|target INR target lesions target populations target site targeted target-probe complex target-site modification taut taxol tazobactam TB skin testing T-cell activation protein T-cell deficiency T-cell homing to skin T-cell leukemia T-cell lymphoma T-cell precursors T-cell superantigens T-cell/macrophage axis T-cell-depleted T-cell-suppressive drugs T-cell-tropic HIV Tdap products tear tear breakup time test|break-up time tear substitutes technetium (Tc) 99m sulfur colloid technologist telangiectasia|spider veins telescoping of digits|shortening of digits telomeric temperature elevation of >38°C temperature-pulse dissociation temperature-taking temporal arteritis temporary remissions tender tender points tenderness tendinitis tendon friction rubs|tendon rubs tendon rupture tendon sheath effusions tendon sheaths tenesmus tenosynovectomy tenosynovitis tense tension headaches terminal complement deficiencies terminal components terminal ileum terminal mannose terminal mannose groups terminal maturation terminal pathway terminal phalanges terminally termination of pregnancy test for autoantibodies|autoantibody test test for fecal leukocytes testicular failure testicular torsion testicular tumor tetanus antitoxin tetanus immune globulin tetanus toxin tetanus toxoid tetrameric tetravalent TH1 helper T cell responses TH2-polarized immune response TH2-type inducer T cells thalidomide thallium perfusion studies Thayer-Martin agar|Thayer-Martin medium thenar musculature therapeutic agents therapeutic approach therapeutic immunomodulation therapeutic intervention therapeutic maneuvers therapeutic modalities therapeutic regimen therapeutic response therapeutic results therapeutic trial therapeutic trial of antibiotics therapeutically therapy therapy-resistant thermoregulatory center thermoregulatory disorders thiazide thick thick blood smear thick peptidoglycan cell wall thick/thin blood films for malaria thickened thickened appendix thickened skin thickening thick-walled thin blood smear thinning thin-section thioglycollate thiol-dependent thiosulfate-citrate-bile salts-sucrose agar|TCBS agar thiothixene third line of agents thoracentesis thoracic kyphosis thoracic spine thoracoscopically guided thorough three-phase bone scan throat swab throat swab culture thrombin time thromboembolic thromboiesis thrombolytic thrombophilic factors thrombophlebitis of the cerebral cortical veins thrombosed thrombosis thrombotic and embolic events thrombotic endocarditis thrombotic event|clotting event thrombotic microangiopathies thrush thumb mobility thumbprint sign thymic thymic aplasia thymic dendritic cell-derived cytokine thymic disease thymic epithelial cells thymic epithelium thymic hypoplasia thymic medullary epithelial cells thymopoiesis thymus and activation-regulated chemokine thymus expressed chemokine thymus-dependent antigens thyroid constituents thyroid hormone replacement thyroperoxidase TIBC|total iron-binding capacity tibial tubercles tic disorders ticarcillin tick typhus ticlopidine tid tightness in the neck tight-skin mouse tilt-table testing tinnitus tip of the nose TIR domain-containing adaptor protein|TIRAP tissue diagnosis tissue distribution tissue factor tissue factor pathway inhibitor tissue hypoxia tissue infarction tissue injury tissue invasion tissue oxygenation tissue pathology tissue transglutaminase tissue tropism tissue-binding tissue-bound tissue-fixed macrophages tissue-resident tissue-specific TLRs TNF receptor antagonist TNF receptor-associated periodic syndrome TNF-neutralizing agents TNF-neutralizing therapy toe joint Toll-like proteins toluene tonsillar hypertrophy tonsillar swelling tonsillectomy tophaceous gout tophi|tophaceous deposits topical topical antifungal cream topoisomerase-I autoantibodies total hip arthroplasty total joint arthroplasty total joint replacement total knee replacement total prostatectomy total skin score total-body assessment total-body irradiation totally fused spine toxic toxic appearance toxic epidermal necrolysis toxic exposure toxic granulations toxic shock syndrome toxicity toxicity profile toxin activity toxin immunoassay toxin-coregulated pili tracheal aspirate culture tracheobronchial collapse tracheobronchial tree tracheostomy track-site infection trafficking transaminitis transbronchial biopsy transcriptional activator nuclear factor transcription-mediated amplification transdermal transdifferentiate transdifferentiation transduce transduction transendothelial transendothelial leukocyte diapedesis transesophageal echocardiography transfusion reaction transient ischemic attack translocate transmigration transmissibility transmissible prion diseases transmission transmission rate transphosphorylation transplacental transmission transplant elbow transplant recipients transplant repertoire transplantation center transplantation histocompatibility transplantation procedure transplantation rejection transplanted organs transport device transport medium transport protein transporter associated with antigen processing transthoracic aspiration transtracheal aspirate transtracheal echocardiography transudate transurethral prostatectomy transvalvular transvalvular flow velocity transvenous transversalis muscles transverse creases on the dorsum of the fingers transverse myelitis transverse myelopathy trauma patients traumatic traumatized travel clinic traveler’s medical kit treatable treatment center treatment failure treatment modalities treatment options trench mouth treprostinil triad trial trial therapy triamcinolone acetonide trichinae trichinosis trichloroethylene trichomonal vaginitis trichrome stain tricuspid endocarditis tricuspid stenosis tricuspid valve flow tricyclic trigger triggering TriHiBit combination product|DTaP/Hib trimer complex trimeric trimethoprim-sulfamethoxazole trimethylamine trimolecular trismus trochanteric bursa trochanteric bursitis trochanteric pain trophic effect tropical spastic paraparesis truncal truncal involvement tryptic soy TTE-demonstrable T-tropic strain T-tube cholangiography tubal occlusion tubal scarring without occlusion tubal tonsil tubal wall thickening tuberculin purified-protein derivative tuberculin reactivity tuberculin skin test tuberculin skin testing tuberculin testing tuberculous tuberculous arthritis tuberculous laryngitis tuberculous pulmonary disease tuberculous rheumatism tubing circuit tuboovarian abscess tubular tubular atrophy tubular necrosis tubuloreticular tumor antigen assays tumor infiltrating lymphocytes tumor metastases tumor necrosis factor receptor-associated periodic syndrome tumor response tumoral calcinosis tumoricidal tunneled catheter turbinates T-wave changes T-wave inversions twisted ovarian cyst two-antibody system tympanic membrane thermometer|TM thermometer tympanocentesis tympanoplasty tympanostomy tube type type 1 diabetes mellitus type 1 helper cells type 2 cellular immunity type 2 diabetes mellitus type A lining cells type B insulin resistance type I interferon receptor type IA outer-membrane protein type II collagen type II fiber atrophy type II muscle fiber atrophy typhlitis typing for B27 ubiquitin-conjugating enzyme ulcer disease ulcerated ulcerated lesions ulcerating lesions ulcerative ulcerative lesions ulceroglandular ulnar deviation of the digits ultrafiltrate ultrasonic nebulizer ultrasonography ultrasound ultraviolet light|PUVA umbilical vesicles umbilicated umbilication unaffected unanesthetized uncentrifuged unchecked uncircumcised uncontrolled uncontrolled epilepsy under CT guidance underexcrete underexpression undergo phenotypic variation underimmunization underlying underlying disease status underlying illness|underlying disease undermined border undertreated undiagnosed undifferentiated spondyloarthropathy unexplained unfolded unformed unicompartmental knee replacement with realignment unimpressive uninfected vegetations uninflamed uninvolved unlabeled unlinked allelic loci unmasked unprocessed unprotected unremarkable unresponsive unrevealing unspun unstimulated whole salivary flow untreatable unvaccinated upper upper abdominal surgery upper airway upper airway lesions upper back upper cervical spine upper gastrointestinal bleeding upper gastrointestinal contrast study upper gastrointestinal hemorrhage upper genital tract infection upper motor neuron dysfunction upper motor neuron signs upper part of the body upper pulmonary lobe fibrosis upper respiratory symptoms upper-lobe cavitating lesions upper-pole invasion upregulate upregulation urate urate-lowering urea-splitting organisms uremic ureteral ureteral calculus ureteral obstruction ureteral peristalsis ureteral strictures ureteral tone urethral discharge urethral obstruction urethral swab urethral swab specimen urethral syndrome urethral tear urgency uric acid nephrolithiasis uricosuric uricosuric agents uricosuric effects of estrogen urinalysis urinary casts urinary catheter urinary flow urinary frequency urinary microscopy urinary pH urinary proteins urinary retention urinary salts urinary symptoms urinary tract focus urinary tract instrumentation urinary tract pathogens urinary urgency urine culture urine output urine protein electrophoresis urine specimen urine testing urine transfer tube urine-based genetic amplification tests urine-collecting system uroepithelial cells urogenital lesions urogenital secretions urogenital tract urologic abnormalities urologic imaging urologic manipulation uropathogenic uropathogens uroplakins urticarial urticarial eruptions urticarial lesions urticarial vasculitis use of immunosuppressive agents used adjunctively uterine bleeding uterine fluid uterine fundal tenderness uterine tenderness V sign vaccination campaign vaccination coverage assessment vaccination protocol vaccination records vaccine antigen vaccine package circulars vaccine reaction vaccine safety vaccine series vaccine strain vaccine-associated complications vaccine-combination products vaccine-preventable diseases vaccine-related adverse events vaccine-virus replication vacuolated vaginal antiseptic preparations vaginal bleeding vaginal colonization vaginal discharge vaginal douching vaginal dryness vaginal epithelial atrophy vaginal epithelial cells vaginal fluid vaginal introitus|introitus vaginal tablets vaginal trichomoniasis vaginally vague valve cultures valve cusps valve damage valve dehiscence valve dysfunction valve insufficiency valve leaflets valve lesion valve perforation valve replacement valvular valvular abnormalities valvular damage valvular dysfunction valvular heart disease valvular insufficiency valvular regurgitation valvular stenosis valvular tissue vancomycin-intermediate vanishing bile duct syndrome varicella lesions varicella vaccine varicella vesicles varicella-zoster immune globulin varicose bronchiectasis variola varus knee vasa vasorum vascular vascular access vascular anatomy vascular catheter vascular catheter infection vascular cell adhesion molecule vascular cell adhesion molecule 1|VCAM-1 vascular channels vascular compromise vascular cytotoxic factors vascular damage vascular endothelial cells vascular endothelial injury vascular endothelium vascular engorgement vascular event vascular function vascular impairment vascular insufficiency vascular integrity vascular involvement vascular lesions vascular obstruction vascular occlusions vascular permeability vascular port vascular reactivity vascular site vascular smooth-muscle cells vascularity vascularization vasculitic disease vasculitic involvement vasculitic manifestations vasculitic skin lesions vasculitic ulcers vasculitides vasculitis vasculitis of multiple organ systems vasculitis of skin vasculitis rash vasculitis syndromes vasculopathy vasoactive vasoactive peptides vasoconstricting vasoconstrictor vasodilatory vasodilatory phase vasodilatory shock vasogenic vasopressor vasopressor hormones vasopressor support vasopressor therapy vasospasm VDRL|Venereal Disease Research Laboratory test vector-borne vector-borne diseases vegetations Velcro crackles venereal route venereally acquired venereally transmitted venipuncture site venous clotting venous engorgement venous occlusion venous sinusoids venous thrombosis venous thrombotic events venous thrombus formation ventilated ventilation-perfusion mismatching ventilator circuit ventilator support ventilator therapy ventilator-associated pneumonia ventilatory function ventricular aneurysm ventricular arrhythmias ventricular dilatation ventricular dysfunction ventricular hypertrophy ventricular space ventricular systolic function venular endothelial cells venular wall venule endothelial cells venulitis verruca peruana verruca vulgaris|common wart verrucous vertebral bone vertebral osteomyelitis very late activation antigen vesicle formation vesicoureteral junction vesicoureteral reflux vesicoureteral valves vesicular processes vesiculation vesiculobullous vesiculopapular vessel abnormalities vessel components vessel lumen vessel wall vestibular vestibulitis vestibuloauditory vibriocidal serum antibodies vibriosis villous vimentin Vincent’s angina vincristine vinyl chloride violaceous viral viral agent viral capacity to penetrate into cells viral capsid antigen viral cell cultures viral coat proteins viral culture viral culturette devices viral encephalitis viral genetic elements viral inactivation viral isolation viral load viral load studies viral load testing viral particles viral prodrome viral protein viral syndrome viral-infected viridans streptococcal bacteremia virologic response virulence determinants virulence factors virulence genes virulence properties virulence system virus reactivation virus-associated marrow aplasia virus-infected virus-target cell interactions visceral infarction visceral involvement visceral organ involvement visceral rotation visceral tuberculosis viscerotropic disease viscerotropic syndrome viscus visibly bloody stool visual changes visual disturbances visual loss visual symptoms visualize visualized biopsy procedure visualized thoracostomy vital-sign instability vitreous opacities voided urine voiding voiding cystourethrogram volar pads of the fingertips voltage volume infusion volume of stool output vulnerability vulnerable joint vulvar vulvar carcinoma vulvar herpes vulvar infection vulvar irritation vulvar itching|vulvar pruritus vulvitis vulvovaginal candidiasis vulvovaginal infections vulvovaginal pruritus vulvovaginal symptoms VZV infection VZV vaccine Waldenström's macroglobulinemia warmth wash aspirates from respiratory tract water bottle sign|water bottle heart waterborne outbreak water-channel protein wax and wane Wayson’s stain weakness Weber-Christian disease wedging of thoracic vertebrae weeping Wegener’s granulomatosis weight-bearing joints well-appearing person well-controlled convulsions well-demarcated well-perfused wet mount wet mount with dark-field illumination wheezes Whipple’s disease whiskering white blood cell white blood cell count whole-organism vaccines wide-mouth sacculations widening of the forefoot Wiskott-Aldrich syndrome with with transplants women of childbearing age women of reproductive age women with child-bearing potential workup worsen worsening worsening cardiopulmonary involvement worsening valve dysfunction wound breakdown wound management Wright’s stain wrist arthritis x descent xerostomia xerotrachea X-linked hyper-IgM syndrome x-rays y descent yeast vulvovaginitis yeast-cell forms yeasts yellow nail syndrome Yersinia infection Yersinia organisms Yersinia pestis yersinial yersinial infection yield of blood culture Y-set connector zanamivir zidovudine zinc-finger domain zoonotic illness zoonotic reservoir zwitterionic zwitterionic characteristics zygapophyseal joints zygoapophyseal joint arthritis α1-adrenergic receptor blockers α-helical loop β-lactam agents|β-lactam drugs