Results of Accelerated Local Cross-Linking in Keratoconus

Objective of the study. To analyze the effectiveness of accelerated local corneal cross linking in the treatment of keratoconus (KC). Patients and methods. Thirty-four patients (42 eyes) were included in the study: 19 people (24 eyes) with stage II keratoconus, 15 people (18 eyes) with stage III Ams...

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Main Authors: H. Khraistin, G. A. Osipyan, S. I. Anisimov, A. K. Dzamikhova, M. Jourieh
Format: Article
Language:Russian
Published: Ophthalmology Publishing Group 2023-10-01
Series:Oftalʹmologiâ
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Online Access:https://www.ophthalmojournal.com/opht/article/view/2168
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author H. Khraistin
G. A. Osipyan
S. I. Anisimov
A. K. Dzamikhova
M. Jourieh
author_facet H. Khraistin
G. A. Osipyan
S. I. Anisimov
A. K. Dzamikhova
M. Jourieh
author_sort H. Khraistin
collection DOAJ
description Objective of the study. To analyze the effectiveness of accelerated local corneal cross linking in the treatment of keratoconus (KC). Patients and methods. Thirty-four patients (42 eyes) were included in the study: 19 people (24 eyes) with stage II keratoconus, 15 people (18 eyes) with stage III Amsler keratoconus. All patients were examined using the following methods: visometry, refractokeratometry, keratotopography, optical coherence tomography of anterior segment, endothelial cell density calculation before and after surgical treatment in 6 months, 1, 2 and 3 years. Results. Significant increase of uncorrected (UDVA) and corrected (CDVA) distance visual acuity was registered 6 months after operation in KC of the II and III stages. In KC stage II, the NCOZ and EOC were greater, from 0.39 ± 0.14 to 0.61 ± 0.18 by 0.22 ± 0.04 (p < 0.05) and from 0.60 ± 0.15 to 0.77 ± 0.12 by 0.17 ± 0.03 (p < 0.05), respectively, in stage III. — from 0.12 ± 0.03 to 0.23 ± 0.07 by 0.12 ± 0.04 (p < 0.05) and from 0.45 ± 0.10 to 0.53 ± 0.12 by 0.10 ± 0.02 (p < 0.05), due to decreased refractive indices in the central 3.0 mm zone. Refractive indexes of the central corneal zone, UVA and CVA in all patients after one, two and three years, as well as data of minimal corneal thickness and endothelial cell density did not change statistically significantly during the entire observation period.
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spelling doaj-art-9d6948eecd7b4cdfac3faa54d9675ef32025-08-04T14:32:25ZrusOphthalmology Publishing GroupOftalʹmologiâ1816-50952500-08452023-10-0120343744310.18008/1816-5095-2023-3-437-4431053Results of Accelerated Local Cross-Linking in KeratoconusH. Khraistin0G. A. Osipyan1S. I. Anisimov2A. K. Dzamikhova3M. Jourieh4M.M. Krasnov Scientific Research Institute of Eye Diseases; Center Vision RecoveryM.M. Krasnov Scientific Research Institute of Eye Diseases; Center Vision RecoveryEvdokimov Moscow State University of Medicine and DentistryM.M. Krasnov Scientific Research Institute of Eye DiseasesI.M. Sechenov First Moscow State Medical University (Sechenov University)Objective of the study. To analyze the effectiveness of accelerated local corneal cross linking in the treatment of keratoconus (KC). Patients and methods. Thirty-four patients (42 eyes) were included in the study: 19 people (24 eyes) with stage II keratoconus, 15 people (18 eyes) with stage III Amsler keratoconus. All patients were examined using the following methods: visometry, refractokeratometry, keratotopography, optical coherence tomography of anterior segment, endothelial cell density calculation before and after surgical treatment in 6 months, 1, 2 and 3 years. Results. Significant increase of uncorrected (UDVA) and corrected (CDVA) distance visual acuity was registered 6 months after operation in KC of the II and III stages. In KC stage II, the NCOZ and EOC were greater, from 0.39 ± 0.14 to 0.61 ± 0.18 by 0.22 ± 0.04 (p < 0.05) and from 0.60 ± 0.15 to 0.77 ± 0.12 by 0.17 ± 0.03 (p < 0.05), respectively, in stage III. — from 0.12 ± 0.03 to 0.23 ± 0.07 by 0.12 ± 0.04 (p < 0.05) and from 0.45 ± 0.10 to 0.53 ± 0.12 by 0.10 ± 0.02 (p < 0.05), due to decreased refractive indices in the central 3.0 mm zone. Refractive indexes of the central corneal zone, UVA and CVA in all patients after one, two and three years, as well as data of minimal corneal thickness and endothelial cell density did not change statistically significantly during the entire observation period.https://www.ophthalmojournal.com/opht/article/view/2168corneacorneal collagen cross-linkingkeratoconuskeratectasiaaccelerated local cross-linking
spellingShingle H. Khraistin
G. A. Osipyan
S. I. Anisimov
A. K. Dzamikhova
M. Jourieh
Results of Accelerated Local Cross-Linking in Keratoconus
Oftalʹmologiâ
cornea
corneal collagen cross-linking
keratoconus
keratectasia
accelerated local cross-linking
title Results of Accelerated Local Cross-Linking in Keratoconus
title_full Results of Accelerated Local Cross-Linking in Keratoconus
title_fullStr Results of Accelerated Local Cross-Linking in Keratoconus
title_full_unstemmed Results of Accelerated Local Cross-Linking in Keratoconus
title_short Results of Accelerated Local Cross-Linking in Keratoconus
title_sort results of accelerated local cross linking in keratoconus
topic cornea
corneal collagen cross-linking
keratoconus
keratectasia
accelerated local cross-linking
url https://www.ophthalmojournal.com/opht/article/view/2168
work_keys_str_mv AT hkhraistin resultsofacceleratedlocalcrosslinkinginkeratoconus
AT gaosipyan resultsofacceleratedlocalcrosslinkinginkeratoconus
AT sianisimov resultsofacceleratedlocalcrosslinkinginkeratoconus
AT akdzamikhova resultsofacceleratedlocalcrosslinkinginkeratoconus
AT mjourieh resultsofacceleratedlocalcrosslinkinginkeratoconus