Conjunctival cytology in glaucomatous patients using long-term topical therapy

<b>Background:</b> Long-term use of antiglaucoma drugs induces adverse changes on the conjunctival surface. <b> Aim:</b> To evaluate the cytological changes in the conjunctival scrape smears of patients receiving long-term antiglaucoma medication and their histopathological...

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Main Authors: Sherwani Rana, Khan Roobina, Pervez Mohd, Tauheed Asma, Ashraf H, Jilani F
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2008-01-01
Series:Journal of Cytology
Subjects:
Online Access:http://www.jcytol.org/article.asp?issn=0970-9371;year=2008;volume=25;issue=2;spage=50;epage=54;aulast=Sherwani
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author Sherwani Rana
Khan Roobina
Pervez Mohd
Tauheed Asma
Ashraf H
Jilani F
author_facet Sherwani Rana
Khan Roobina
Pervez Mohd
Tauheed Asma
Ashraf H
Jilani F
author_sort Sherwani Rana
collection DOAJ
description <b>Background:</b> Long-term use of antiglaucoma drugs induces adverse changes on the conjunctival surface. <b> Aim:</b> To evaluate the cytological changes in the conjunctival scrape smears of patients receiving long-term antiglaucoma medication and their histopathological correlation. <b> Materials and Methods:</b> Conjunctival scrape smears were taken from the eyes of patients on long-term antiglaucoma therapy for over three months (<i>n</i> = 75), patients taking antiglaucoma medication for less than three months (<i>n</i> = 100) and from glaucomatous patients in whom trabeculectomy was done as a primary procedure. Inflammatory cell counts, fibroblasts, and the degree of metaplasia were then evaluated both cytologically and histologically. The <i>t</i>-test was used to determine the predictive values of these parameters for the surgical outcome of trabeculectomies. <b> Results:</b> Long-term use of antiglaucoma therapy leads to a higher stage of metaplasia with an increase in the number of fibroblasts, subepithelial collagen deposition, and inflammatory infiltrate within the substantia propria of the conjunctiva. <b> Conclusions:</b> Long-term antiglaucoma medications induce a significant degree of metaplasia in the conjunctival surface that adversely affects the outcome of filtration surgery.
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spelling doaj.art-250e4b5969e0429ca23cabf74f1ceba12022-12-22T03:12:06ZengWolters Kluwer Medknow PublicationsJournal of Cytology0970-93712008-01-012525054Conjunctival cytology in glaucomatous patients using long-term topical therapySherwani RanaKhan RoobinaPervez MohdTauheed AsmaAshraf HJilani F<b>Background:</b> Long-term use of antiglaucoma drugs induces adverse changes on the conjunctival surface. <b> Aim:</b> To evaluate the cytological changes in the conjunctival scrape smears of patients receiving long-term antiglaucoma medication and their histopathological correlation. <b> Materials and Methods:</b> Conjunctival scrape smears were taken from the eyes of patients on long-term antiglaucoma therapy for over three months (<i>n</i> = 75), patients taking antiglaucoma medication for less than three months (<i>n</i> = 100) and from glaucomatous patients in whom trabeculectomy was done as a primary procedure. Inflammatory cell counts, fibroblasts, and the degree of metaplasia were then evaluated both cytologically and histologically. The <i>t</i>-test was used to determine the predictive values of these parameters for the surgical outcome of trabeculectomies. <b> Results:</b> Long-term use of antiglaucoma therapy leads to a higher stage of metaplasia with an increase in the number of fibroblasts, subepithelial collagen deposition, and inflammatory infiltrate within the substantia propria of the conjunctiva. <b> Conclusions:</b> Long-term antiglaucoma medications induce a significant degree of metaplasia in the conjunctival surface that adversely affects the outcome of filtration surgery.http://www.jcytol.org/article.asp?issn=0970-9371;year=2008;volume=25;issue=2;spage=50;epage=54;aulast=SherwaniConjunctiva; glaucoma; metaplasia; surgery.
spellingShingle Sherwani Rana
Khan Roobina
Pervez Mohd
Tauheed Asma
Ashraf H
Jilani F
Conjunctival cytology in glaucomatous patients using long-term topical therapy
Journal of Cytology
Conjunctiva; glaucoma; metaplasia; surgery.
title Conjunctival cytology in glaucomatous patients using long-term topical therapy
title_full Conjunctival cytology in glaucomatous patients using long-term topical therapy
title_fullStr Conjunctival cytology in glaucomatous patients using long-term topical therapy
title_full_unstemmed Conjunctival cytology in glaucomatous patients using long-term topical therapy
title_short Conjunctival cytology in glaucomatous patients using long-term topical therapy
title_sort conjunctival cytology in glaucomatous patients using long term topical therapy
topic Conjunctiva; glaucoma; metaplasia; surgery.
url http://www.jcytol.org/article.asp?issn=0970-9371;year=2008;volume=25;issue=2;spage=50;epage=54;aulast=Sherwani
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AT tauheedasma conjunctivalcytologyinglaucomatouspatientsusinglongtermtopicaltherapy
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