Effect of topical dorzolamide on rabbit central corneal thickness

Our objective was to study the effect of dorzolamide on corneal hydration in an 18-week controlled experiment using ultrasonic pachymetry. Twenty-eight male rabbits were divided randomly into four groups. The 7 rabbits in each group received eye drops containing either 2% (w/v) dorzolamide or placeb...

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Main Authors: Almeida Jr. G.C., Faria e Souza S.J.
Format: Article
Language:English
Published: Associação Brasileira de Divulgação Científica 2006-01-01
Series:Brazilian Journal of Medical and Biological Research
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2006000200015
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author Almeida Jr. G.C.
Faria e Souza S.J.
author_facet Almeida Jr. G.C.
Faria e Souza S.J.
author_sort Almeida Jr. G.C.
collection DOAJ
description Our objective was to study the effect of dorzolamide on corneal hydration in an 18-week controlled experiment using ultrasonic pachymetry. Twenty-eight male rabbits were divided randomly into four groups. The 7 rabbits in each group received eye drops containing either 2% (w/v) dorzolamide or placebo in their right eye, or in their left eye. The 2% dorzolamide rabbits were treated every 8 h. Fellow eyes are defined as eyes which did not receive either dorzolamide or placebo. The study was blind for both the person who applied the drug and the one who performed the pachymetry. The effect of treatments is reported on the basis of the percentage of pachymetric variation compared to the measurement made before drug application. There was no significant difference (P = 0.061) in pachymetric variation between dorzolamide (-4.42 ± 11.71%) and placebo (2.48 ± 9.63%). However, there was a significant difference (P = 0.0034) in pachymetric variation between the dorzolamide fellow eyes (-7.56 ± 10.50%) and the placebo (-4.42 ± 11.71%). In conclusion, dorzolamide did not increase the corneal thickness in rabbits.
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spelling doaj.art-2b671133f6384470aeba7ee2ef5d263b2022-12-21T18:48:20ZengAssociação Brasileira de Divulgação CientíficaBrazilian Journal of Medical and Biological Research0100-879X0034-73102006-01-01392277281Effect of topical dorzolamide on rabbit central corneal thicknessAlmeida Jr. G.C.Faria e Souza S.J.Our objective was to study the effect of dorzolamide on corneal hydration in an 18-week controlled experiment using ultrasonic pachymetry. Twenty-eight male rabbits were divided randomly into four groups. The 7 rabbits in each group received eye drops containing either 2% (w/v) dorzolamide or placebo in their right eye, or in their left eye. The 2% dorzolamide rabbits were treated every 8 h. Fellow eyes are defined as eyes which did not receive either dorzolamide or placebo. The study was blind for both the person who applied the drug and the one who performed the pachymetry. The effect of treatments is reported on the basis of the percentage of pachymetric variation compared to the measurement made before drug application. There was no significant difference (P = 0.061) in pachymetric variation between dorzolamide (-4.42 ± 11.71%) and placebo (2.48 ± 9.63%). However, there was a significant difference (P = 0.0034) in pachymetric variation between the dorzolamide fellow eyes (-7.56 ± 10.50%) and the placebo (-4.42 ± 11.71%). In conclusion, dorzolamide did not increase the corneal thickness in rabbits.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2006000200015DorzolamideCorneal thicknessCarbonic anhydrase inhibitionUltrasonic pachymetry
spellingShingle Almeida Jr. G.C.
Faria e Souza S.J.
Effect of topical dorzolamide on rabbit central corneal thickness
Brazilian Journal of Medical and Biological Research
Dorzolamide
Corneal thickness
Carbonic anhydrase inhibition
Ultrasonic pachymetry
title Effect of topical dorzolamide on rabbit central corneal thickness
title_full Effect of topical dorzolamide on rabbit central corneal thickness
title_fullStr Effect of topical dorzolamide on rabbit central corneal thickness
title_full_unstemmed Effect of topical dorzolamide on rabbit central corneal thickness
title_short Effect of topical dorzolamide on rabbit central corneal thickness
title_sort effect of topical dorzolamide on rabbit central corneal thickness
topic Dorzolamide
Corneal thickness
Carbonic anhydrase inhibition
Ultrasonic pachymetry
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2006000200015
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