Results 1 to 10 of about 85,760 (282)

Posterior Corneal Surface Stability after Femtosecond Laser-Assisted Keratomileusis [PDF]

open access: yesJournal of Ophthalmology, 2015
The purpose of this study was to evaluate posterior corneal surface variation after femtosecond laser-assisted keratomileusis in patients with myopia and myopic astigmatism. Patients were evaluated by corneal tomography preoperatively and at 1, 6, and 12
Carlo Cagini   +6 more
doaj   +9 more sources

Anatomical characterization of central, apical and minimal corneal thickness [PDF]

open access: yesInternational Journal of Ophthalmology, 2014
AIM: To anatomically locate the points of minimum corneal thickness and central corneal thickness (pupil center) in relation to the corneal apex.METHODS: Observational, cross-sectional study, 299 healthy volunteers.
Federico Saenz-Frances   +8 more
doaj   +3 more sources

Comparison of corneal flap thickness using a FS200 femtosecond laser and a moria SBK microkeratome [PDF]

open access: yesInternational Journal of Ophthalmology, 2014
AIM: To evaluate differences in flap thickness resulting from use of an Alcon Wavelight FS200 femtosecond laser and a MORIA SBK microkeratome when making a 110-μm-thick corneal flap and to identify the potential factors that affect corneal flap thickness.
Jing Zhang   +4 more
doaj   +3 more sources

Comparison of the repeatability and reproducibility of corneal thickness mapping using optical coherence tomography according to tear film break-up time [PDF]

open access: yesBMC Ophthalmology
Background To compare the repeatability and reproducibility of corneal and corneal epithelial thickness mapping using anterior segment optical coherence tomography (AS-OCT) according to tear film break-up time (TBUT).
Kan Lin   +8 more
doaj   +2 more sources

The Association of Central corneal thickness with Intra-ocular Pressure and Refractive Error in a Nigerian Population [PDF]

open access: yesOnline Journal of Health & Allied Sciences, 2008
The purpose of this study was to determine the variation of central corneal thickness (CCT) with intraocular pressure (IOP) and spherical equivalent refractive error.
Eghosasere Iyamu, Misan Memeh
doaj   +2 more sources

Astigmatism-type-specific impact of peripheral corneal thickness on anterior keratometric profile changes after temporal clear corneal incision cataract surgery [PDF]

open access: yesScientific Reports
Postoperative astigmatism remains a concern after temporal clear corneal incision (TCCI) cataract surgery, especially in eyes with preexisting corneal astigmatism. This study investigated whether peripheral-to-central corneal thickness ratios can predict
Ja Young Oh   +3 more
doaj   +2 more sources

Corneal epithelial thickness analysis of forme fruste keratoconus with optical coherence tomography [PDF]

open access: yesInternational Journal of Ophthalmology, 2021
AIM: To explore the significance of corneal epithelial thickness analysis in diagnosing early keratoconus. METHODS: There were 26 clinical keratoconus, 21 forme fruste keratoconus, 40 high corneal astigmatism (ΔK) and 40 low ΔK eyes involved in the study.
Xiao-Long Yang   +4 more
doaj   +1 more source

The relation between central corneal thickness, axial length and myopia among a sample of patients in Erbil [PDF]

open access: yesZanco Journal of Medical Sciences, 2018
Background and objective: Myopiais a common refractive error in the estimation of corneal barrier and well-beingof endothelial function, the central corneal thickness is important to manage corneal diseases.
Kurdo Mohammedamin Omer   +1 more
doaj   +1 more source

Role of corneal epithelial thickness during myopic regression in femtosecond laser-assisted in situ keratomileusis and transepithelial photorefractive keratectomy

open access: yesBMC Ophthalmology, 2022
Background The study aimed to investigate the relationship between changes in corneal epithelial thickness and the outcome of myopic regression after femtosecond laser-assisted in situ keratomileusis (FS-LASIK) and transepithelial photorefractive ...
Hua Li   +5 more
doaj   +1 more source

Correlation between Central Corneal Thickness, Corneal Curvature and Axial Length of The Eye in Myopic & Hypermetropic Patients

open access: yesSVU - International Journal of Medical Sciences, 2023
Background: The refractive errors are the most common cause of visual deterioration worldwide. Correction of refractive errors can be divided into optical & surgical methods with global tendency toward the surgical correction of refractive errors which ...
Ahmed Hasan Aldghaimy   +3 more
doaj   +1 more source

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