Ulcerative Colitis Associated with Sclerosing Cholangitis and Autoimmune Hepatitis
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Inflammatory Bowel Disease Irritable Bowel Syndrome
Inflammatory Bowel Disease and Irritable Bowel Syndrome Similarities and Differences 2 www.ccfa.org IBD Help Center: 888.MY.GUT.PAIN 888.694.8872 Important Differences Between IBD and IBS Many diseases and conditions can affect the gastrointestinal (GI) tract, which is part of the digestive system and includes the esophagus, stomach, small intestine and large intestine. These diseases and conditions include inflammatory bowel disease (IBD) and irritable bowel syndrome (IBS). IBD Help Center: 888.MY.GUT.PAIN 888.694.8872 www.ccfa.org 3 Inflammatory bowel diseases are a group of inflammatory conditions in which the body’s own immune system attacks parts of the digestive system. Inflammatory Bowel Disease Inflammatory bowel diseases are a group of inflamma- Causes tory conditions in which the body’s own immune system attacks parts of the digestive system. The two most com- The exact cause of IBD remains unknown. Researchers mon inflammatory bowel diseases are Crohn’s disease believe that a combination of four factors lead to IBD: a (CD) and ulcerative colitis (UC). IBD affects as many as 1.4 genetic component, an environmental trigger, an imbal- million Americans, most of whom are diagnosed before ance of intestinal bacteria and an inappropriate reaction age 35. There is no cure for IBD but there are treatments to from the immune system. Immune cells normally protect reduce and control the symptoms of the disease. the body from infection, but in people with IBD, the immune system mistakes harmless substances in the CD and UC cause chronic inflammation of the GI tract. CD intestine for foreign substances and launches an attack, can affect any part of the GI tract, but frequently affects the resulting in inflammation. -
Nutritional Considerations in Inflammatory Bowel Disease
NUTRITION ISSUES IN GASTROENTEROLOGY, SERIES #5 Series Editor: Carol Rees Parrish, M.S., R.D., CNSD Nutritional Considerations in Inflammatory Bowel Disease by Kelly Anne Eiden, M.S., R.D., CNSD Nutrient alterations are commonplace in patients with inflammatory bowel disease. The etiology for these alterations is multifactorial. Nutrition assessment is the first step in successful nutrition management of any patient with gastrointestinal disease. Nutritional goals include assisting with nutrition risk, identifying macronutrient and micronutrient needs and implementing a nutrition plan to meet those needs. This article addresses many of the nutrition issues currently facing clinicians including: oral, enteral and parenteral nutrition, common vitamin/mineral deficiencies, medium chain triglycerides and nutrition as primary and supportive therapy. INTRODUCTION and supportive treatment in both Crohn’s and UC. The nflammatory bowel disease (IBD), encompassing following article will provide guidelines to help the both Crohn’s disease and ulcerative colitis (UC), is clinician determine nutritional risk, review specialized Ia chronic inflammatory intestinal disorder of nutrient needs and discuss nutrition as a treatment unknown etiology. A multitude of factors, including modality in the patient with IBD. drug-nutrient interactions, disease location, symp- toms, and dietary restrictions can lead to protein NUTRITION ASSESSMENT IN INFLAMMATORY energy malnutrition and specific nutritional deficien- BOWEL DISEASE cies. It is estimated that up to 85% of hospitalized IBD patients have protein energy malnutrition, based on Factors Affecting Nutritional Status abnormal anthropometric and biochemical parameters in the Patient with IBD (1,2). As Crohn’s disease can occur anywhere from There are many factors that alter nutrient intake in the mouth to anus (80% of cases in the terminal ileum), it patient with IBD. -
Autoimmune Hepatitis
Page 1 of 5 Autoimmune Hepatitis Autoimmune hepatitis is an uncommon cause of chronic hepatitis (persistent liver inflammation). The cause is not known. If left untreated, the inflammation causes cirrhosis (scarring of the liver). However, with treatment, the outlook for people with this condition is very good. Treatment is usually with steroids and other medicines which suppress inflammation. What does the liver do? The liver is in the upper right part of the abdomen. It has many functions which include: Storing glycogen (fuel for the body) which is made from sugars. When required, glycogen is broken down into glucose which is released into the bloodstream. Helping to process fats and proteins from digested food. Making proteins that are essential for blood to clot (clotting factors). Processing many medicines which you may take. Helping to remove or process alcohol, poisons and toxins from the body. Making bile which passes from the liver to the gut down the bile duct. Bile breaks down the fats in food so that they can be absorbed from the bowel. What is autoimmune hepatitis? Hepatitis means inflammation of the liver. There are many causes of hepatitis. For example, alcohol excess and infections with various viruses are the common causes of hepatitis. Autoimmune hepatitis is an uncommon cause of chronic hepatitis. Chronic means that the inflammation is persistent or long-term. The chronic inflammation gradually damages the liver cells, which can result in serious problems. What causes autoimmune hepatitis? Page 2 of 5 The cause is not clear. It is thought to be an autoimmune disease. Our immune system normally defends us against infection from bacteria, viruses and other germs. -
EASL Clinical Practice Guidelines: Autoimmune Hepatitisq
Clinical Practice Guidelines EASL Clinical Practice Guidelines: Autoimmune hepatitisq ⇑ European Association for the Study of the Liver striking progress, and now patients in specialised centres have an Introduction excellent prognosis, both in respect to survival and to quality of life. Autoimmune hepatitis (AIH) was the first liver disease for which The aim of the present Clinical Practice Guideline (CPG) is to an effective therapeutic intervention, corticosteroid treatment, provide guidance to hepatologists and general physicians in the was convincingly demonstrated in controlled clinical trials. diagnosis and treatment of AIH in order to improve care for However, 50 years later AIH still remains a major diagnostic affected patients. In view of the limited data from large con- and therapeutic challenge. There are two major reasons for this trolled studies and trials, many recommendations are based on apparent contradiction: Firstly, AIH is a relatively rare disease. expert consensus. This is to some extent a limitation of this Secondly, AIH is a very heterogeneous disease. EASL-CPG, but at the same time it is its special strength: consen- Like other rare diseases, clinical studies are hampered by the sus in this guideline is based on intensive discussions of experts limited number of patients that can be included in trials. Possibly from large treatment centres. The core consensus group has and more importantly, the interest of the pharmaceutical indus- experience of over one thousand AIH patients managed person- try to develop effective specific therapies for rare diseases is lim- ally, and the recommendations have been reviewed by both the ited due to the very restricted market for such products. -
AASLD PRACTICE GUIDELINES Diagnosis and Management of Autoimmune Hepatitis
AASLD PRACTICE GUIDELINES Diagnosis and Management of Autoimmune Hepatitis Michael P. Manns,1 Albert J. Czaja,2 James D. Gorham,3 Edward L. Krawitt,4 Giorgina Mieli-Vergani,5 Diego Vergani,6 and John M. Vierling7 This guideline has been approved by the American ment on Guidelines;3 and (4) the experience of the Association for the Study of Liver Diseases (AASLD) authors in the specified topic. and represents the position of the Association. These recommendations, intended for use by physi- cians, suggest preferred approaches to the diagnostic, 1. Preamble therapeutic and preventive aspects of care. They are intended to be flexible, in contrast to standards of Clinical practice guidelines are defined as ‘‘systemati- care, which are inflexible policies to be followed in ev- cally developed statements to assist practitioner and ery case. Specific recommendations are based on rele- patient decisions about appropriate heath care for spe- vant published information. To more fully characterize 1 cific clinical circumstances.’’ These guidelines on the quality of evidence supporting the recommenda- autoimmune hepatitis provide a data-supported tions, the Practice Guidelines Committee of the approach to the diagnosis and management of this dis- AASLD requires a class (reflecting benefit versus risk) ease. They are based on the following: (1) formal and level (assessing strength or certainty) of evidence review and analysis of the recently-published world lit- to be assigned and reported with each recommenda- erature on the topic [Medline search]; (2) American tion.4 The grading system applied to the recommenda- College of Physicians Manual for Assessing Health tions has been adapted from the American College of 2 Practices and Designing Practice Guidelines; (3) Cardiology and the American Heart Association Prac- guideline policies, including the AASLD Policy on the tice Guidelines, and it is given below (Table 1). -
Chronic Viral Hepatitis in a Cohort of Inflammatory Bowel Disease
pathogens Article Chronic Viral Hepatitis in a Cohort of Inflammatory Bowel Disease Patients from Southern Italy: A Case-Control Study Giuseppe Losurdo 1,2 , Andrea Iannone 1, Antonella Contaldo 1, Michele Barone 1 , Enzo Ierardi 1 , Alfredo Di Leo 1,* and Mariabeatrice Principi 1 1 Section of Gastroenterology, Department of Emergency and Organ Transplantation, University “Aldo Moro” of Bari, 70124 Bari, Italy; [email protected] (G.L.); [email protected] (A.I.); [email protected] (A.C.); [email protected] (M.B.); [email protected] (E.I.); [email protected] (M.P.) 2 Ph.D. Course in Organs and Tissues Transplantation and Cellular Therapies, Department of Emergency and Organ Transplantation, University “Aldo Moro” of Bari, 70124 Bari, Italy * Correspondence: [email protected]; Tel.: +39-080-559-2925 Received: 14 September 2020; Accepted: 21 October 2020; Published: 23 October 2020 Abstract: We performed an epidemiologic study to assess the prevalence of chronic viral hepatitis in inflammatory bowel disease (IBD) and to detect their possible relationships. Methods: It was a single centre cohort cross-sectional study, during October 2016 and October 2017. Consecutive IBD adult patients and a control group of non-IBD subjects were recruited. All patients underwent laboratory investigations to detect chronic hepatitis B (HBV) and C (HCV) infection. Parameters of liver function, elastography and IBD features were collected. Univariate analysis was performed by Student’s t or chi-square test. Multivariate analysis was performed by binomial logistic regression and odds ratios (ORs) were calculated. We enrolled 807 IBD patients and 189 controls. Thirty-five (4.3%) had chronic viral hepatitis: 28 HCV (3.4%, versus 5.3% in controls, p = 0.24) and 7 HBV (0.9% versus 0.5% in controls, p = 0.64). -
Primary Biliary Cholangitis: a Brief Overview Justin S
REVIEW Primary Biliary Cholangitis: A Brief Overview Justin S. Louie,* Sirisha Grandhe,* Karen Matsukuma,† and Christopher L. Bowlus* Primary biliary cholangitis (PBC), previously referred to supported by the higher concordance of PBC in monozy- as primary biliary cirrhosis, is the most common chronic gotic compared with dizygotic twins.4 In addition, certain cholestatic autoimmune disease affecting adults in the human leukocyte antigen haplotypes have been associ- United States.1 It is characterized by a hallmark serologic ated with PBC, as well as variants at loci along the inter- signature, antimitochondrial antibody (AMA), and specific leukin-12 (IL-12) immunoregulatory pathway (IL-12A and bile duct pathology with progressive intrahepatic duct de- IL-12RB2 loci).5 struction leading to cholestasis. PBC is potentially fatal and can have both intrahepatic and extrahepatic complications. PATHOGENESIS EPIDEMIOLOGY The primary disease mechanism in PBC is thought to be T cell lymphocyte–mediated injury against intralobu- PBC affects all races and ethnicities; however, it is best lar biliary epithelial cells. This causes progressive destruc- studied in the Caucasian population. The condition pre- tion and eventual disappearance of the intralobular bile dominantly affects women older than 40 years, with a ducts. Molecular mimicry has been proposed as the ini- female/male ratio of 9:1.2 Although the incidence of PBC tiating event in the loss of tolerance primarily to mito- appears to be stable, the overall prevalence of the disease chondrial pyruvate dehydrogenase complex, E2, during is increasing.3 An individual’s genetic susceptibility, epige- which exogenous antigens evoke an immune response netic factors, and certain environmental triggers seem to that recognizes an endogenous (self) antigen inciting an play important roles. -
Ulcerative Colitis: Diagnosis and Treatment ROBERT C
Ulcerative Colitis: Diagnosis and Treatment ROBERT C. LANGAN, MD; PATRICIA B. GOTSCH, MD; MICHAEL A. KRAFCZYK, MD; and DAVID D. SKILLINGE, DO, St. Luke’s Family Medicine Residency, Bethlehem, Pennsylvania Ulcerative colitis is a chronic disease with recurrent symptoms and significant morbidity. The precise etiology is still unknown. As many as 25 percent of patients with ulcerative colitis have extraintestinal manifestations. The diagnosis is made endoscopically. Tests such as perinuclear antineutrophilic cytoplasmic antibodies and anti-Saccharomyces cerevisiae antibodies are promising, but not yet recommended for routine use. Treatment is based on the extent and severity of the disease. Rectal therapy with 5-aminosalicylic acid compounds is used for proc- titis. More extensive disease requires treatment with oral 5-aminosalicylic acid compounds and oral corticosteroids. The side effects of steroids limit their usefulness for chronic therapy. Patients who do not respond to treatment with oral corticosteroids require hospitalization and intravenous steroids. Refractory symptoms may be treated with azathioprine or infliximab. Surgical treatment of ulcerative colitis is reserved for patients who fail medical therapy or who develop severe hemorrhage, perforation, or cancer. Longstanding ulcerative colitis is associated with an increased risk of colon cancer. Patients should receive an initial screening colonos- copy eight years after the onset of pancolitis and 12 to 15 years after the onset of left-sided dis- ease; follow-up colonoscopy should be repeated every two to three years. (Am Fam Physician 2007;76:1323-30, 1331. Copyright © 2007 American Academy of Family Physicians.) This article exempli- lcerative colitis is a chronic dis- of ulcerative colitis is not well understood. -
Liver Disease in Ulcerative Colitis: an Epidemiological and Follow up Study
84 Gut 1994; 35:84-89 Liver disease in ulcerative colitis: an epidemiological and follow up study in the county of Stockholm Gut: first published as 10.1136/gut.35.1.84 on 1 January 1994. Downloaded from U Broome, H Glaumann, G Hellers, B Nilsson, J Sorstad, R Hultcrantz Abstract sclerosing cholangitis (PSC) are said to be more In an epidemiological study ofthe incidence of common in patients with UC.47 The incidence of ulcerative colitis (UC) in the county of Stock- these complications varies in different studies holm between 1955 and 1979, 1274 patients depending on selection criteria and on the with UC were discovered. Almost all these definition of hepatobiliary disease.89 The true patients had regularly been investigated with incidence of hepatobiliary dysfunction in UC, liver function tests; 142 (11%) of them showed however, can only be obtained by tests of liver signs of hepatobiliary disease. A follow up function tests such as transaminases, alkaline study on all 142 patients with abnormal liver phosphatases, and bilirubin made routinely in function and UC was made between 1989 and unselected groups of patients with UC. Because 1991 to evaluate the cause of the liver abnor- the cause of hepatic involvement in UC is mality and to find out if the liver disease had enigmatic it is important to find out if the rate affected the survival rates. At follow up, eight of this complication is increasing, because of patients were reclassified as having Crohn's factors unrelated to UC, or if it mirrors the disease, 60 had developed normal liver func- incidence ofUC in itself. -
Fatty Liver Disease a Practical Guide for Gps David Iser Marno Ryan
The right upper quadrant Fatty liver disease A practical guide for GPs David Iser Marno Ryan Background First described in 1980,1 non-alcoholic fatty liver disease Non-alcoholic fatty liver disease (NAFLD), encompassing both (NAFLD) is now the most common cause of liver disease in simple steatosis and non-alcoholic steato-hepatitis (NASH), is the industrialised countries.2 Non-alcoholic fatty liver disease most common cause of liver disease in Australia. Non-alcoholic includes both non-alcoholic steato-hepatitis (NASH), involving fatty liver disease needs to be considered in the context of the lobular inflammation and fibrosis, and simple steatosis (non- metabolic syndrome, as cardiovascular disease will account for NASH). This distinction is important, as simple steatosis much of the mortality associated with NAFLD. is unlikely to lead to liver related complications, whereas Objective NASH may lead to increased fibrosis and cirrhosis, and its To provide an approach to the identification of NAFLD in general complications (Figure 1). The difficulty lies in trying to decide practice, the distinction between simple steatosis and NASH, whether raised liver functions tests (LFTs) are due to simple and the management of these two conditions. steatosis, NASH without fibrosis, NASH with severe fibrosis Discussion or cirrhosis, or another cause of hepatitis altogether. Non-alcoholic steato-hepatitis is more common in the presence of diabetes, obesity, older age and increased inflammation, and is Epidemiology more likely to progress to cirrhosis. Cirrhosis may be complicated The prevalence of NAFLD is estimated to be approximately 30% of by hepatocellular carcinoma or liver failure. Hepatocellular adults in developed countries such as Australia and the United States, carcinoma has also been described in NASH without cirrhosis. -
Autoimmune Liver Disease: Overlap and Outliers
Modern Pathology (2007) 20, S15–S30 & 2007 USCAP, Inc All rights reserved 0893-3952/07 $30.00 www.modernpathology.org Autoimmune liver disease: overlap and outliers Mary K Washington Department of Pathology, Vanderbilt University Medical Center, Nashville, TN, USA The three main categories of autoimmune liver disease are autoimmune hepatitis (AIH), primary biliary cirrhosis (PBC), and primary sclerosing cholangitis (PSC); all are well-defined entities with diagnosis based upon a constellation of clinical, serologic, and liver pathology findings. Although these diseases are considered autoimmune in nature, the etiology and possible environmental triggers of each remain obscure. The characteristic morphologic patterns of injury are a chronic hepatitis pattern of injury with prominent plasma cells in AIH, destruction of small intrahepatic bile ducts and canals of Hering in PBC, and periductal fibrosis and inflammation involving larger bile ducts with variable small duct damage in PSC. Serological findings include the presence of antimitochondrial antibodies in PBC, antinuclear, anti-smooth muscle, and anti-LKM antibodies in AIH, and pANCA in PSC. Although most cases of autoimmune liver disease fit readily into one of these three categories, overlap syndromes (primarily of AIH with PBC or PSC) may comprise up to 10% of cases, and variant syndromes such as antimitochondrial antibody-negative PBC also occur. Sequential syndromes with transition from one form of autoimmune liver disease to another are rare. Modern Pathology (2007) 20, S15–S30. doi:10.1038/modpathol.3800684 Keywords: autoimmune liver disease; autoimmune hepatitis; primary biliary cirrhosis; primary sclerosing cholangitis; overlap syndrome The three major categories of autoimmune liver Epidemiology and Demographic Features disease are autoimmune hepatitis (AIH), primary biliary cirrhosis (PBC), and primary sclerosing The worldwide prevalence of AIH is unknown; most cholangitis (PSC). -
Peptic Ulceration in Crohn's Disease (Regional Gut: First Published As 10.1136/Gut.11.12.998 on 1 December 1970
Gut, 1970, 11, 998-1000 Peptic ulceration in Crohn's disease (regional Gut: first published as 10.1136/gut.11.12.998 on 1 December 1970. Downloaded from enteritis) J. F. FIELDING AND W. T. COOKE From the Nutritional and Intestinal Unit, The General Hospital, Birmingham 4 SUMMARY The incidence of peptic ulceration in a personal series of 300 patients with Crohn's disease was 8%. Resection of 60 or more centimetres of the small intestine was associated with significantly increased acid output, both basally and following pentagastrin stimulation. Only five (4 %) of the 124 patients who received steroid therapy developed peptic ulceration. It is suggested that resection of the distal small bowel may be a factor in the probable increase of peptic ulceration in Crohn's disease. Peptic ulceration was observed in 4% of 600 1944 and 1969 for a mean period of 11-7 years patients with Crohn's disease by van Patter, with a mean duration of the disorder of 13.7 Bargen, Dockerty, Feldman, Mayo, and Waugh years. Fifty-one of these patients had Crohn's http://gut.bmj.com/ in 1954. Cooke (1955) stated that 11 of 90 patients colitis. Diagnosis in this series was based on with Crohn's disease had radiological evidence of macroscopic or histological criteria in 273 peptic ulceration whilst Chapin, Scudamore, patients, on clinical and radiological data in 25 Bagenstoss, and Bargen (1956) noted duodenal patients, and on clinical data together with minor ulceration in five of 39 (12.8%) successive radiological features in two patients with colonic patients with the disease who came to necropsy.