Thyroid Associated Ophthalmopathy: A Review

Thyroid associated ophthalmopathy is an autoimmune disorder affecting the orbital and periorbital tissues. Hyperthyroidism is commonly associated with thyroid associated ophthalmopathy, however in 5% to 10% of cases it is euthyroid. Genetic, environmental and endogenous factors play a role in the in...

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Main Authors: P.S, Mallika, Tan , A.K, Aziz, S., Syed Alwi, S.A.R, Chong, M.S, R., Vanitha, G, Intan
Format: Article
Language:English
Published: Academy of Family Physicians of Malaysia 2009
Subjects:
Online Access:http://ir.unimas.my/id/eprint/2495/
http://ir.unimas.my/id/eprint/2495/1/Thyroid%20Associated%20Ophthalmopathy%20A%20Review.pdf
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author P.S, Mallika
Tan , A.K
Aziz, S.
Syed Alwi, S.A.R
Chong, M.S
R., Vanitha
G, Intan
author_facet P.S, Mallika
Tan , A.K
Aziz, S.
Syed Alwi, S.A.R
Chong, M.S
R., Vanitha
G, Intan
author_sort P.S, Mallika
building UNIMAS Institutional Repository
collection Online Access
description Thyroid associated ophthalmopathy is an autoimmune disorder affecting the orbital and periorbital tissues. Hyperthyroidism is commonly associated with thyroid associated ophthalmopathy, however in 5% to 10% of cases it is euthyroid. Genetic, environmental and endogenous factors play a role in the initiation of the thyroid ophthalmopathy. Smoking has been identified as the strongest risk factor for the development of the disorder. The pathogenesis involves activation of both humoral and cell mediated immunity with subsequent production of gycoaminoglycans, hyaluronic acid resulting in oedema formation, increase extraocular mass and adipogenesis in the orbit. The natural history of the disease progresses from active to inactive fibrotic stage over a period of years. Diagnosis is mainly clinical and almost all patients with ophthalmopathy exhibit some form of thyroid abnormality on further testing. Treatment is based on the clinical severity of the disease. Non-severe cases are managed by supportive measures to reduce the symptomatology and severe cases are treated by either medical or surgical decompression. Rehabilitative surgery is done for quiescent disease to reduce diplopia and improve cosmesis.
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spelling unimas-24952015-03-19T07:59:35Z http://ir.unimas.my/id/eprint/2495/ Thyroid Associated Ophthalmopathy: A Review P.S, Mallika Tan , A.K Aziz, S. Syed Alwi, S.A.R Chong, M.S R., Vanitha G, Intan R Medicine (General) RE Ophthalmology Thyroid associated ophthalmopathy is an autoimmune disorder affecting the orbital and periorbital tissues. Hyperthyroidism is commonly associated with thyroid associated ophthalmopathy, however in 5% to 10% of cases it is euthyroid. Genetic, environmental and endogenous factors play a role in the initiation of the thyroid ophthalmopathy. Smoking has been identified as the strongest risk factor for the development of the disorder. The pathogenesis involves activation of both humoral and cell mediated immunity with subsequent production of gycoaminoglycans, hyaluronic acid resulting in oedema formation, increase extraocular mass and adipogenesis in the orbit. The natural history of the disease progresses from active to inactive fibrotic stage over a period of years. Diagnosis is mainly clinical and almost all patients with ophthalmopathy exhibit some form of thyroid abnormality on further testing. Treatment is based on the clinical severity of the disease. Non-severe cases are managed by supportive measures to reduce the symptomatology and severe cases are treated by either medical or surgical decompression. Rehabilitative surgery is done for quiescent disease to reduce diplopia and improve cosmesis. Academy of Family Physicians of Malaysia 2009 Article NonPeerReviewed text en http://ir.unimas.my/id/eprint/2495/1/Thyroid%20Associated%20Ophthalmopathy%20A%20Review.pdf P.S, Mallika and Tan , A.K and Aziz, S. and Syed Alwi, S.A.R and Chong, M.S and R., Vanitha and G, Intan (2009) Thyroid Associated Ophthalmopathy: A Review. Malaysian Family Physician , 4 (1). ISSN 1985-207X (print), 1985-2274 (electronic)
spellingShingle R Medicine (General)
RE Ophthalmology
P.S, Mallika
Tan , A.K
Aziz, S.
Syed Alwi, S.A.R
Chong, M.S
R., Vanitha
G, Intan
Thyroid Associated Ophthalmopathy: A Review
title Thyroid Associated Ophthalmopathy: A Review
title_full Thyroid Associated Ophthalmopathy: A Review
title_fullStr Thyroid Associated Ophthalmopathy: A Review
title_full_unstemmed Thyroid Associated Ophthalmopathy: A Review
title_short Thyroid Associated Ophthalmopathy: A Review
title_sort thyroid associated ophthalmopathy: a review
topic R Medicine (General)
RE Ophthalmology
url http://ir.unimas.my/id/eprint/2495/
http://ir.unimas.my/id/eprint/2495/1/Thyroid%20Associated%20Ophthalmopathy%20A%20Review.pdf