Results 31 to 40 of about 15,221 (211)

Efeito do epitélio na absorção corneana de raios ultravioleta-A e riboflavina [PDF]

open access: yes, 2011
PURPOSE: To determine if the corneal epithelium prevents the collagen cross-linking effect. Using immunofluorescence microscopy after CXL, we indirectly analyzed the role of the epithelium as ultraviolet-A (UVA) shield as well as a barrier to riboflavin ...
Bottós, Katia Mantovani   +4 more
core   +2 more sources

Intraoperative and postoperative corneal thickness change after collagen crosslinking therapy. [PDF]

open access: yes, 2014
PURPOSE To assess intraoperative and postoperative changes in corneal thickness subsequent to riboflavin-UVA (collagen crosslinking [CXL]) treatment.
Berta, Andras   +4 more
core   +1 more source

The outcome of corneal collagen cross-linking in progressive keratoconus: A 24-month follow-up

open access: yesKerala Journal of Ophthalmology, 2023
Purpose: The purpose of this study is to evaluate the effect of corneal collagen cross-linking on visual acuity and corneal parameters like keratometry and pachymetry.
A C Seena   +2 more
doaj   +1 more source

Transepithelial Corneal Cross-Linking With Vitamin E-Enhanced Riboflavin Solution and Abbreviated, Low-Dose UV-A: 24-Month Clinical Outcomes [PDF]

open access: yes, 2016
Purpose: To report the clinical outcomes with 24-month follow-up of transepithelial cross-linking using a combination of a D-alpha-tocopheryl polyethylene-glycol 1000 succinate (vitamin E-TPGS)-enhanced riboflavin solution and abbreviated low fluence UV ...
Barbaro, G.   +5 more
core   +1 more source

EVALUATION OF CHANGES IN VISUAL ACUITY AND CONTRAST SENSITIVITY IN PATIENTS WITH KERATOCONUS AFTER CORNEAL COLLAGEN CROSS-LINKING

open access: yesPakistan Armed Forces Medical Journal, 2021
Objective: To evaluate changes in visual acuity and contrast sensitivity in patients with keratoconus after corneal collagen cross-linking. Study Design: Quasi-experimental study. Place and Duration of Study: Armed Forces Institute of Ophthalmology,
Hassaan Javaid   +5 more
doaj  

Collagen Cross-Links Reduce Corneal Permeability

open access: yesInvestigative Opthalmology & Visual Science, 2009
To investigate the relationship between corneal permeability and nonenzymatic cross-link density.Corneas were dissected from 90 cadaveric porcine eyes. Samples were incubated for 24 hours with control solution or methylglyoxal at concentrations of 0.01%, 0.10%, and 1.00%.
Jay M, Stewart   +3 more
openaire   +2 more sources

Role of collagen cross linking in keratoconus

open access: yesMRIMS Journal of Health Sciences, 2017
Background: Corneal grafting is associated inherent risks that could result in permanent loss of vision and significantly affect the quality of life. Corneal collagen cross linking is a new technique that can either prevent corneal transplantation or ...
P V Nanda Kumar Reddy, B V Kranthi
doaj   +1 more source

Corneal transparency after cross-linking for keratoconus : 1-year follow-up [PDF]

open access: yes, 2012
PURPOSE: To evaluate the changes in corneal transparency and thickness measured objectively using Pentacam Scheimpfl ug (Oculus Optikgerate GmbH) corneal tomography (densitometry) after corneal cross-linking (CXL).
González-Méijome, José Manuel   +3 more
core   +1 more source

Outcomes of accelerated corneal collagen cross-linking in keratoconus

open access: yesJournal of Ophthalmology, 2018
Keratoconus (KC) is a degenerative noninflammatory disease of the cornea which is characterized be structural changes in the cornea which leads to progressive thinning and bulging in the central and/or peripheral part of the cornea and is accompanied by ...
Drozhzhyna G.I.   +4 more
doaj   +1 more source

Corneal biomechanical response following collagen cross-linking with Rose Bengal-green light and riboflavin-UVA [PDF]

open access: yes, 2017
10 págs.; 9 figs. ; Open Access funded by Creative Commons Atribution Licence 4.0To compare the biomechanical corneal response of two different corneal cross-linking (CXL) treatments, rose bengal¿green light (RGX) and riboflavin-UVA (UVX), using ...
Bekesi, Nandor   +2 more
core   +1 more source

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