Results 21 to 30 of about 63,158 (347)

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

Posterior corneal surface stability after femtosecond laser-assisted keratomileusis [PDF]

open access: yes, 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
Cagini, Carlo   +6 more
core   +8 more sources

Central Corneal Thickness in Latinos

open access: yesInvestigative Opthalmology & Visual Science, 2003
To characterize central corneal thickness (CCT) in Latinos aged 40 or more years.A population-based cohort of Latinos from two census tracts in La Puente, California, underwent measurements of CCT and intraocular pressure (IOP). CCT was measured with an ultrasonic pachymeter, and IOP was measured by applanation tonometry.
Sora, Hahn   +3 more
openaire   +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

Intraocular pressure and central corneal thickness in a healthy student population [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo
Introduction/Objective. Intraocular pressure is an important parameter of eye health, especially when glaucoma is suspected. So far, few studies have been published that aimed to determine the average value of intraocular pressure and central corneal ...
Stamenković Miroslav   +4 more
doaj   +1 more source

Corneal alterations associated with pseudoexfoliation syndrome and glaucoma: A literature review [PDF]

open access: yes, 2017
A systematic literature review was performed evaluating articles examining the effects of pseudoexfoliation syndrome (PEX) and glaucoma (PEXG) on the cornea with a focus on the corneal endothelium.
Palko, Joel R   +2 more
core   +3 more sources

The precision and agreement of corneal thickness and keratometry measurements with SS-OCT versus Scheimpflug imaging

open access: yesEye and Vision, 2020
Purpose To assess the repeatability and reproducibility of swept-source optical coherence tomography (SS-OCT) and Scheimpflug system and evaluate the agreement between the two systems in measuring multiple corneal regions in children. Methods Pachymetric
Yune Zhao   +9 more
doaj   +1 more source

Assessment of endothelial cell density and corneal thickness in corneal grafts an average of 5 years after penetrating keratoplasty [PDF]

open access: yes, 2014
BACKGROUND Corneal transparency is a useful indicator for corneal function. Our aim was to investigate central corneal endothelial cells and corneal thickness in transplanted corneas at an average of 5.4 years after penetrating keratoplasty ...
Berta, Andras   +4 more
core   +1 more source

Scheimpflug imaged corneal changes on anterior and posterior surfaces after collagen cross-linking [PDF]

open access: yes, 2014
AIM: To compare the anterior and posterior corneal parameters before and after collagen cross-linking therapy for keratoconus.METHODS: Collagen cross-linking was performed in 31 eyes of 31 keratoconus patients (mean age 30.6±8.9y). Prior to treatment and
Andras Berta   +4 more
core   +1 more source

Relationship between the biomechanical properties of the cornea and anterior segment measurements

open access: yesClinics, 2018
OBJECTIVE: To evaluate the relationship of biomechanical properties, corneal hysteresis and corneal resistance factor with age, sex and various corneal parameters measured with a Pentacam in normal subjects.
Murilo Barreto Souza   +3 more
doaj   +1 more source

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