Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma
Background and Objective: Glaucoma is one of the most important cause of blindness wordwide. Exact determination of intra ocular pressure is important for the diagnosis and decision making about glaucoma treatment. Central corneal thickness is considered as effective factor on intra ocular pressure...
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Golestan University of Medical Sciences
2012-05-01
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Series: | مجله دانشگاه علوم پزشکی گرگان |
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Online Access: | http://goums.ac.ir/journal/browse.php?a_code=A-10-1-585&slc_lang=en&sid=1 |
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author | Mahjoob M (MSc) Validam MH (MD) Azimi Khorasani A (PhD) Shahrakipoor M (PhD) Momeni Moghadam H (MSc) Nejati J (MSc) Tavakoli A (BSc) Moradgholi M (BSc) Kamali P (BSc) Sargazi M (BSc) |
author_facet | Mahjoob M (MSc) Validam MH (MD) Azimi Khorasani A (PhD) Shahrakipoor M (PhD) Momeni Moghadam H (MSc) Nejati J (MSc) Tavakoli A (BSc) Moradgholi M (BSc) Kamali P (BSc) Sargazi M (BSc) |
author_sort | Mahjoob M (MSc) |
collection | DOAJ |
description | Background and Objective: Glaucoma is one of the most important cause of blindness wordwide. Exact determination of intra ocular pressure is important for the diagnosis and decision making about glaucoma treatment. Central corneal thickness is considered as effective factor on intra ocular pressure and visual field defect. This study was carried out to determine the relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma. Materials and Methods: This descriptive study was carried out on 45 eyes with normal tension glaucoma and 45 eyes with primary open angle glaucoma in Al-Zahra ophthalmology hospital in Zahedan, Iran during 2010. Intra ocular pressure and central corneal thickness were measured by Goldman tonometer and pachymeter and visual field exanimated by Humphrey perimeter. Data were analyzed using SPSS-16, paired t-test, ANOVA, Mann–Whitney and Pearson corlateion tests. Results: There was significant correlation between central corneal thickness and intra ocular pressure (r=0.309, P<0.05). A significant difference was detected in intra ocular pressure between two type of glaucoma (P<0.05). Mean value of central corneal thickness in patient with mild visual field defect was higher than severe visual field defect but there was not significant statistical difference between central corneal thickness and visual field defect in subjects with glaucoma. Conclusion: This study indicated that increasing corneal thickness is accompanied with intra occular presure. |
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format | Article |
id | doaj.art-9b1d149c36bf413c9fee82c3fa26a5d7 |
institution | Directory Open Access Journal |
issn | 1562-4765 2008-4080 |
language | fas |
last_indexed | 2024-04-13T15:42:20Z |
publishDate | 2012-05-01 |
publisher | Golestan University of Medical Sciences |
record_format | Article |
series | مجله دانشگاه علوم پزشکی گرگان |
spelling | doaj.art-9b1d149c36bf413c9fee82c3fa26a5d72022-12-22T02:41:06ZfasGolestan University of Medical Sciencesمجله دانشگاه علوم پزشکی گرگان1562-47652008-40802012-05-011427075Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucomaMahjoob M (MSc)0Validam MH (MD)1Azimi Khorasani A (PhD)2Shahrakipoor M (PhD)3Momeni Moghadam H (MSc)4Nejati J (MSc)5Tavakoli A (BSc)6Moradgholi M (BSc)7Kamali P (BSc)8Sargazi M (BSc)9 Academic Instructor, Department of Optometry, Zahedan University of Medical Sciences, Zahedan, Iran Assistant Professor, Department of Ophthalmology, Zahedan University of Medical Sciences, Zahedan, Iran Associate Professor, Department of Optometry, Mashhad University of Medical Sciences, Mashhad, Iran Assistant Professor, Department of Health, Faculty of Medicine, Zahedan University of Medical Sciences, Zahedan, Iran Academic Instructor, Department of Optometry, Zahedan University of Medical Sciences, Zahedan, Iran MSc in Health, Health Center of Sistan and Baluchestan, Zahedan, Iran BSc in Optometry BSc in Optometry BSc in Optometry BSc in Optometry, Azahra Hospital, Zahedan, Iran Background and Objective: Glaucoma is one of the most important cause of blindness wordwide. Exact determination of intra ocular pressure is important for the diagnosis and decision making about glaucoma treatment. Central corneal thickness is considered as effective factor on intra ocular pressure and visual field defect. This study was carried out to determine the relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma. Materials and Methods: This descriptive study was carried out on 45 eyes with normal tension glaucoma and 45 eyes with primary open angle glaucoma in Al-Zahra ophthalmology hospital in Zahedan, Iran during 2010. Intra ocular pressure and central corneal thickness were measured by Goldman tonometer and pachymeter and visual field exanimated by Humphrey perimeter. Data were analyzed using SPSS-16, paired t-test, ANOVA, Mann–Whitney and Pearson corlateion tests. Results: There was significant correlation between central corneal thickness and intra ocular pressure (r=0.309, P<0.05). A significant difference was detected in intra ocular pressure between two type of glaucoma (P<0.05). Mean value of central corneal thickness in patient with mild visual field defect was higher than severe visual field defect but there was not significant statistical difference between central corneal thickness and visual field defect in subjects with glaucoma. Conclusion: This study indicated that increasing corneal thickness is accompanied with intra occular presure.http://goums.ac.ir/journal/browse.php?a_code=A-10-1-585&slc_lang=en&sid=1Central corneal thicknessIntra ocular pressureVisual field defectGlaucoma |
spellingShingle | Mahjoob M (MSc) Validam MH (MD) Azimi Khorasani A (PhD) Shahrakipoor M (PhD) Momeni Moghadam H (MSc) Nejati J (MSc) Tavakoli A (BSc) Moradgholi M (BSc) Kamali P (BSc) Sargazi M (BSc) Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma مجله دانشگاه علوم پزشکی گرگان Central corneal thickness Intra ocular pressure Visual field defect Glaucoma |
title | Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
title_full | Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
title_fullStr | Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
title_full_unstemmed | Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
title_short | Relationship between central corneal thickness, intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
title_sort | relationship between central corneal thickness intra ocular pressure and visual field in normal tension and primary open angle glaucoma |
topic | Central corneal thickness Intra ocular pressure Visual field defect Glaucoma |
url | http://goums.ac.ir/journal/browse.php?a_code=A-10-1-585&slc_lang=en&sid=1 |
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