Maculopathy Following Extended Usage of Clomiphene Citrate
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Masqueraders of Age-Related Macular Degeneration
COVER STORY Masqueraders of Age-related Macular Degeneration A number of inherited retinal diseases phenocopy AMD. BY RONY GELMAN, MD, MS; AND STEPHEN H. TSANG, MD, PHD ge-related macular degeneration (AMD) is a leading cause of central visual loss among the elderly population in the developed world. The Currently, there are no published A non-neovascular form is characterized by mac- guidelines to prognosticate ular drusen and other abnormalities of the retinal pigment epithelium (RPE) such as geographic atrophy (GA) and Stargardt macular degeneration. hyperpigmented areas in the macula. The neovascular form is heralded by choroidal neovascularization (CNV), with subsequent development of disciform scarring. ABCA4 defect heterozygote carrier may be as high as This article reviews the pathologic and diagnostic char- one in 20.11,12 An estimated 600 disease-causing muta- acteristics of inherited diseases that may masquerade as tions in the ABCA4 gene exist, of which the three most AMD. The review is organized by the following patterns common mutations account for less than 10% of the of inheritance: autosomal recessive (Stargardt disease and disease phenotypes.13 cone dystrophy); autosomal dominant (cone dystrophy, The underlying pathology of disease in STGD involves adult vitelliform dystrophy, pattern dystrophy, North accumulation of lipofuscin in the RPE through a process Carolina macular dystrophy, Doyne honeycomb dystro- of disc shedding and phagocytosis.14,15 Lipofuscin is toxic phy, and Sorsby macular dystrophy); X-linked (X-linked to the RPE; furthermore, A2E, a component of lipofuscin, retinoschisis); and mitochondrial (maternally inherited causes inhibition of 11-cis retinal regeneration16 and diabetes and deafness). complement activation. -
Aafp Fmx 2020
10/7/2020 Common Acute Eye Presentations Dr. Ahmed Mian HonBSc, BEd, MD CCFP (EM) Staff ER Consultant Department of Emergency Medicine, Humber River Hospital and University Health Network Medical Director and Chair, Medical Education HRH ED Investigative Coroner, Province of Ontario Faculty DFCM/EM University of Toronto and DFM Queens' University 1 ACTIVITY DISCLAIMER The material presented here is being made available by the American Academy of Family Physicians for educational purposes only. Please note that medical information is constantly changing; the information contained in this activity was accurate at the time of publication. This material is not intended to represent the only, nor necessarily best, methods or procedures appropriate for the medical situations discussed. Rather, it is intended to present an approach, view, statement, or opinion of the faculty, which may be helpful to others who face similar situations. The AAFP disclaims any and all liability for injury or other damages resulting to any individual using this material and for all claims that might arise out of the use of the techniques demonstrated therein by such individuals, whether these claims shall be asserted by a physician or any other person. Physicians may care to check specific details such as drug doses and contraindications, etc., in standard sources prior to clinical application. This material might contain recommendations/guidelines developed by other organizations. Please note that although these guidelines might be included, this does not necessarily imply the endorsement by the AAFP. 2 2 1 10/7/2020 Disclosure It is the policy of the AAFP that all individuals in a position to control content disclose any relationships with commercial interests upon nomination/invitation of participation. -
Differentiate Red Eye Disorders
Introduction DIFFERENTIATE RED EYE DISORDERS • Needs immediate treatment • Needs treatment within a few days • Does not require treatment Introduction SUBJECTIVE EYE COMPLAINTS • Decreased vision • Pain • Redness Characterize the complaint through history and exam. Introduction TYPES OF RED EYE DISORDERS • Mechanical trauma • Chemical trauma • Inflammation/infection Introduction ETIOLOGIES OF RED EYE 1. Chemical injury 2. Angle-closure glaucoma 3. Ocular foreign body 4. Corneal abrasion 5. Uveitis 6. Conjunctivitis 7. Ocular surface disease 8. Subconjunctival hemorrhage Evaluation RED EYE: POSSIBLE CAUSES • Trauma • Chemicals • Infection • Allergy • Systemic conditions Evaluation RED EYE: CAUSE AND EFFECT Symptom Cause Itching Allergy Burning Lid disorders, dry eye Foreign body sensation Foreign body, corneal abrasion Localized lid tenderness Hordeolum, chalazion Evaluation RED EYE: CAUSE AND EFFECT (Continued) Symptom Cause Deep, intense pain Corneal abrasions, scleritis, iritis, acute glaucoma, sinusitis, etc. Photophobia Corneal abrasions, iritis, acute glaucoma Halo vision Corneal edema (acute glaucoma, uveitis) Evaluation Equipment needed to evaluate red eye Evaluation Refer red eye with vision loss to ophthalmologist for evaluation Evaluation RED EYE DISORDERS: AN ANATOMIC APPROACH • Face • Adnexa – Orbital area – Lids – Ocular movements • Globe – Conjunctiva, sclera – Anterior chamber (using slit lamp if possible) – Intraocular pressure Disorders of the Ocular Adnexa Disorders of the Ocular Adnexa Hordeolum Disorders of the Ocular -
Chalazion Treatment
Chalazion Treatment This material will help you understand treatments for chalazion. What is a chalazion? A chalazion is a red, tender lump in the eyelid. It is also known as a stye. The swelling occurs because one of the oil glands that is next to each eyelash can get backed up and become inflamed. This is very similar to a pimple. How is a chalazion treated? In many cases, chalazia resolve on their own without treatment. Applying a warm compress over your eye for 5- 10 minutes two to four times a day can soften the oil that is backed up. This helps the chalazion heal. If the chalazion does not heal after one month of using warm compresses, your doctor may suggest surgical removal or injection with medications to help it heal faster. How is a chalazion surgically removed? Surgical removal of a chalazion is an outpatient procedure. Before the procedure, your doctor will give you a local anesthetic to numb the area around the chalazion. Next, your doctor will place a clamp to help hold your eyelid in place for the procedure. That way, you will not need to worry about keeping your eyelid open for the procedure. The doctor will then make a small incision in the eyelid and remove the chalazion with a special instrument. The location of the incision (front or back of the eyelid) depends on the size of the chalazion. Small chalazia can be removed by making an incision on the inside of the eyelid. If your chalazion is large, the doctor may make an incision on the front of the eyelid and close it with dissolvable stitches. -
Dry Eye in Patient with Clinical History of Chronic Blepharitis and Chalaziosis Edited by Dr
year 10 num b e r 2 4 e y e d o c t o r m a r ch- a p r i l 2018 CLINICAL CASES OF LUCIO BURATTO Dry eye in patient with clinical history of chronic blepharitis and chalaziosis edited by Dr. Maria Luisa Verbelli, Dr.Alessia Bottoni Observation and 1 anamnesis Arrives at our observation at CIOS, Italian Center for Dry Eye at CAMO, a 56-year-old patient with blepharitis, redness, ocular burning and abundant mucous secretion present in both eyes. Furthermore, an enlarged lymph node is seen in the right laterocervical site. At ocular anamnesis the patient reports chronic blepharitis from the juvenile age, multiple chalazion in both eyes, an operation for right Fig. 1 Handpiece for the application of the pulsed light of the Eye-Light instrument upper eyelid chalaziosis in 2006 (4 upper eyelid chalazion , 3 in the lower); negative anamnesis for these pathologies in the family. The patient is shortsighted since adolescence, has not had any other eye operations and has no ocular allergies. The general anamnesis does not report major systemic diseases or medication intake. On objective examination of the anterior segment we find bilaterally: reduced lacrimal meniscus, posterior blepharitis, obstruction of all the Meibomian glands of the upper and lower eyelids, conjunctival hyperemia with dry spots, transparent cornea, transparent crystalline. The no contact tonometry is 15 mmHg in RE, 16 mmHg in LE. The OCT of the macula does not show changes in both eyes. The BUT is 4.9 seconds in RE, and 15.6 seconds in LE. -
Topographic Outcomes After Corneal Collagen Crosslinking In
ORIGINAL ARTICLE Topographic outcomes after corneal collagen crosslinking in progressive keratoconus: 1-year follow-up Resultados topográficos após crosslinking de colágeno corneano em ceratocone progressivo: 1 ano de seguimento MAURO C. TIVERON JR.1,2, CAMILA RIBEIRO KOCH PENA1, RICHARD YUDI HIDA1,3, LUCIANE BUGMANN MOREIRA4,5, FELIPE ROBERTO EXTERHOTTER BRANCO2, NEWTON KARA-JUNIOR1 ABSTRACT RESUMO Purpose: We aimed to report and analyze topographic and refractive outcomes Objetivos: Relatar e analisar os resultados topográficos e refracionais após cross- following corneal collagen crosslinking (CXL) in patients with progressive kera- linking de colágeno corneano (CXL) em pacientes com ceratocone (KC) progressivo. toconus (KC). Métodos: Estudo retrospectivo analítico e observacional incluindo 100 olhos de Methods: We performed a retrospective, analytical, and observational study of 74 pacientes com KC progressivo submetidos a CXL no Hospital de Olhos do Pa- 100 eyes from 74 progressive KC patients who underwent CXL at the Eye Hospital raná. Valores ceratométricos foram analisados no pré-operatório, 3 e 12 meses de of Paraná. Keratometric values were analyzed preoperatively as well as 3 and 12 pós-operatório. months postoperatively. Resultados: Em um total de 100 olhos, 68 eram do sexo masculino. A idade média Results: For a total of 100 eyes, 68 belonged to male patients. The mean age foi de 19,9 ± 5,61. As médias de parâmetros topográficos e acuidade visual em geral, of our study population was 19.9 ± 5.61 years. The average visual acuity and tiveram estabilidade após 1 ano de follow-up (p<0,05). Após 3 meses, a ceratometria topographic parameters overall were stable after 1 year (p<0.05). -
STYES and CHALAZION
TRE ATM ENT TRE ATM ENT FOR STYES FOR CHALAZION While most styes will drain on their The primary treatment for chalazion is own, the application of a hot or warm application of warm compresses for 10 compress are the most effective to 20 minutes at least 4 times a day. means of accelerating This may soften the hardened oils STYES drainage. The blocking the duct and promote drain- warmth and damp- age and healing. ness encourages the stye to drain. Just like any infection try not to touch it with your fingers. A Chalazion may be treated with compress can be made by putting hot any one or a combination of (not boiling) water on a wash cloth, or antibiotic or steroid drops pre- by using room temperature water and scribed by your healthcare a plastic heat pack. Warm compress- provider. es should be applied for 10—20 and minutes, four (4) times a day. There are occasions when sur- There is also a specialized topical gical drainage is required. ointment for styes, that may be pre- scribed. “Do not use eye makeup Styes may also cause a bruised feel- or wear contact lenses ing around the eye which is treated by application of a warm cloth to the eye. until the stye or chalazion CHALAZION With treatment, styes typically resolve have healed.” within one week. Lancing of a stye is not recommended. Revised: August 2011 WHAT ARE THEY? Signs and Symptoms Signs & Symptoms O f S t ye s of Chalazions The first signs of a stye are: A stye is an infection of the The symptoms of chalazions differ from tenderness, sebaceous glands at the base of the styes as they are usually painless. -
Mcardle Disease Associated Maculopathy and the Role of Glycogen in the Retina
Marques JH and Beirão JM, J Ophthalmic Clin Res 2020, 7: 067 DOI: 10.24966/OCR-8887/100067 HSOA Journal of Ophthalmology & Clinical Research Case Report demanding tissues like the RPE depend on glycogen phosphoryla- McArdle Disease associated tion to produce energy and, on the other hand, glycogen erroneous accumulation may impair cellular functions. Probably due to higher Maculopathy and the Role of photoreceptor concentration and subsequent energy demand in the macula, this is the primary site for degeneration in our patient. The Glycogen in the Retina present report reinforces the role of the glycogen pathway as a pos- sible player in the pathophysiology of RPE pathologies, genetically and/or environmentally determined. Keywords: Age-related macular degeneration; Geographic atrophy; João Heitor Marques1* and João Melo Beirão1,2 Glycogen; McArdle; Retinal pigmented epithelium 1Serviço de Oftalmologia, Centro Hospitalar e Universitário do Porto, Portugal Introduction 2Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto, Portugal Intracellular glycogen works as a buffer for glucose metabolism. Glycogen phosphorylase breaks down glycogen, making glucose available for aerobic and anaerobic energetic pathways. It can be rapidly metabolized without ATP requirement. A deficit in glycogen phosphorylation results, not only in energy shortage, but also in its Abstract intracellular accumulation, which may further interfere with other Purpose: To report a case of maculopathy with pattern dystrophy cellular functions. and geographic atrophy in a patient with McArdle disease and to review the glycogen pathway’s disorders as a source of energy but Glycogen Storage Disease type V (GSDV), also known as McAr- also cause of disease in the retina. -
Globe Perforation Following Chalazion Surgery
Case Report JOJ Ophthal Volume 3 Issue 4 - July 2017 Copyright © All rights are reserved by Manish Nagpal DOI: 10.19080/JOJO.2017.03.555623 Globe Perforation Following Chalazion Surgery Manish Nagpal*, Navneet Mehrotra, Riddhi Arya and Pranita Chaudhary Eye Research Centre and Retina Foundation, India Submission: June 26, 2017; Published: July 17, 2017 *Corresponding author: Manish Nagpal, Eye Research Centre and Retina Foundation, near Under bridge, Rajbhavan road, Shahibaug, Ahmedabad-4, Gujarat, India, Tel: ; Fax: ; Email: Abstract Globe perforation is a rare occurrence during chalazion surgery. Sometimes it results in grave results such as vision loss. We report a case of globe perforation with severe vision loss following chalazion removal. A 45 years old lady came to us 15 days after the chalazion surgery who, on examination revealed a pale optic disc, retinal hemorrhage and a perforation site following chalazion surgery in left eye. Care should be taken while giving block and further injection of anaesthetic agent should be withheld if resistance is encountered. Keywords: Chalazion; Disc pallor; Globe perforation; Peribulbar injections; Retrobulbar injections; Vision loss Introduction which included BCVA, IOP measurement, indirect fund oscopy Globe perforation is a rare complication of retrobulbar or and OCT. Best corrected visual acuity was 6/6 in right eye (RE) peribulbar injections [1]. The conditions which may observe globe perforation more commonly are high axial length [2], was recorded as 15mm of Hg in RE and 9mm of Hg in LE. Slit extra-ocular surgeries, deep-set eyes, uncooperative patients, and counting finger at 1 meter in the left eye (LE). The IOP Lamp examination of anterior segment of RE was within normal and anesthesia given by non- ophthalmologists. -
MGD and Chalazia.Pages
MR DAVID CHEUNG Consultant Ophthalmic and Oculoplastic Surgeon Contact Info NHS: Sandwell General Hospital, Birmingham PA: Denise Kaur 0121 507 3165 Russells Hall Hospital, Dudley : PA Jo Gough: 01384 244811 Private Patients: The Edgbaston Hospital, Birmingham: General 0121 456 2000, Appointments 0121 452 2810 West Midlands Hospital, Halesowen: General 01384 560123, Appointments 01384 880174 PA Liz Carter 01384 632636 Website: www.mrdavidcheung.com Meibomian Gland Dysfunction and Chalazia We hope this information will help answer any questions you may have regarding meibomian gland dysfunction and chalazia. This information sheet is for your general information only and is not intended to be a substitute for a proper consultation by a trained medical professional.For further information, please feel free to look at Mr Cheung’s professional website www.mrdavidcheung.com. Although several commercial products are mentioned in this patient handout, Mr Cheung has no financial interest in any of them. What are the meibomian glands and what do they do? • The normal eyelid is made of muscle and skin on the front and a rigid cartilage-like structure on the back. This cartilage-like structure gives the eyelid its rigidity and is known as the tarsal plate. Located within the tarsal plate are the meibomian glands- 20-30 tiny specialised oil glands which secrete a fine film of oil on to the surface of the eye. If one carefully looks at the edge of the eyelid, one can see tiny holes which represent the openings of the ducts through which the meibomian glands secrete their oil. • This oil which is known as mebum has an important job in contributing to the tear film on the surface of the eye. -
Clinical Study on Hypotony Following Blunt Ocular Trauma
陨灶贼允韵责澡贼澡葬造皂燥造熏灾燥造援 5熏晕燥援 6熏 Dec.18, 圆园12 www.IJO.cn 栽藻造押8629原愿圆圆源缘员苑圆 8629-83085628 耘皂葬蚤造押ijopress岳员远猿援糟燥皂 窑Monograph窑 ClinicalstudyonHypotonyfollowingbluntocular trauma DepartmentofOphthalmology, theSecondXiangya INTRODUCTION HospitalofCentralSouthUniversityandInstitutionof ypotonyfollowingbluntoculartraumaisasevere OphthalmicCenter,Changsha410011,HunanProvince, H complicationwhoseexactpathogenesisisnotclear. China Ocular hypotension canbeassociatedwithseveral Correspondenceto: JunZeng.DepartmentofOphthalmo- complications suchasmacularedema,discedema, logy,theSecondXiangyaHospitalof CentralSouth hypotonymaculopathy,cornealedema,shallowanterior UniversityandInstitutionofOphthalmicCenter,139# chamber,choroidaleffusionorhemorrhage,exudative RenminMiddleRoad,Changsha410011,HunanProvince, retinaldetachment,orcataractformation,ultimatelyleading [email protected] tophthisisbulbi [1-3].Anyofthesecomplicationscanbe Received:2012-04-15 Accepted:2012-11-01 associatedwithvisualsymptomsorareductioninvisual acuity.Thereisrelativelylessdataontheriskfactorsfor Abstract hypotonyafterbluntoculartrauma.Sothisarticlebriefly · AIM:Toevaluatetheincidenceandriskfactorsof discussestheriskfactorsofhypotonyfollowingbluntocular hypotonyinpatientswithbluntoculartrauma. trauma. MATERIALSANDMETHODS ·METHODS:Themedicalrecordsof145patientswithblunt StudyDesign Thiswasaretrospectivestudyofpatients oculartraumawerereviewed.Hypotonywasdefinedasan seenintheophthalmologydepartmentattheSecond averageintraocularpressure(IOP)of5mmHgorlessfor threetimes. XiangyaHospital'semergencyserviceovertwoandahalf -
Diagnosis and Management of Common Eye Problems
Diagnosis and Management of Common Eye Problems Review of Ocular Anatomy Picture taken from Basic Ophthalmology for Medical Students and Primary Care Residents published by the American Academy of Ophthalmology Diagnosis and Management of Common Eye Problems Fernando Vega, MD Lacrimal system and eye musculature Eyelid anatomy Picture taken from Basic Ophthalmology for Medical Students and Primary Care Residents published by the American Academy of Ophthalmology n Red Eye Disorders: An Anatomical Approach n Lids n Orbit n Lacrimal System n Conjunctivitis n Cornea n Anterior Chamber Fernando Vega, MD 1 Diagnosis and Management of Common Eye Problems Red Eye Disorders: What is not in the scope of Red Eye Possible Causes of a Red Eye n Loss of Vision n Trauma n Vitreous Floaters n Chemicals n Vitreous detatchment n Infection n Retinal detachment n Allergy n Chronic Irritation n Systemic Infections Symptoms can help determine the Symptoms Continued diagnosis Symptom Cause Symptom Cause Itching allergy Deep, intense pain Corneal abrasions, scleritis Scratchiness/ burning lid, conjunctival, corneal Iritis, acute glaucoma, sinusitis disorders, including Photophobia Corneal abrasions, iritis, acute foreign body, trichiasis, glaucoma dry eye Halo Vision corneal edema (acute glaucoma, Localized lid tenderness Hordeolum, Chalazion contact lens overwear) Diagnostic steps to evaluate the patient with Diagnostic steps continued the red eye n Check visual acuity n Estimate depth of anterior chamber n Inspect pattern of redness n Look for irregularities in pupil size or n Detect presence or absence of conjunctival reaction discharge: purulent vs serous n Look for proptosis (protrusion of the globe), n Inspect cornea for opacities or irregularities lid malfunction or limitations of eye n Stain cornea with fluorescein movement Fernando Vega, MD 2 Diagnosis and Management of Common Eye Problems How to interpret findings n Decreased visual acuity suggests a serious ocular disease.