Results 21 to 30 of about 387,211 (228)

Effects of rigid gas permeable contact lens on morphological parameters and vision-related quality of life in keratoconus patients [PDF]

open access: yesInternational Journal of Ophthalmology, 2022
AIM: To evaluate the effect of rigid gas permeable contact lens (RGP-CL) on corneal morphological parameters and vision-related quality of life in keratoconus (KC) patients.
Yue Xu, Yun Wang, Xiao-Feng Zhang
doaj   +1 more source

Effect of congenital ptosis correction on corneal topography- A prospective study.

open access: yesIndian J Ophthalmol, 2021
Purpose: The aim of this study was to evaluate the changes in corneal topography, cycloplegic refraction, and best-corrected visual acuity (BCVA) after ptosis correction surgery in patients with congenital ptosis.
Assadi FA   +4 more
europepmc   +2 more sources

Unsupervised learning for large-scale corneal topography clustering. [PDF]

open access: yesSci Rep, 2020
Machine learning algorithms have recently shown their precision and potential in many different use cases and fields of medicine. Most of the algorithms used are supervised and need a large quantity of labeled data to achieve high accuracy.
Zéboulon P   +2 more
europepmc   +2 more sources

Keratoconus Screening Based on Deep Learning Approach of Corneal Topography. [PDF]

open access: yesTransl Vis Sci Technol, 2020
Purpose To develop and compare deep learning (DL) algorithms to detect keratoconus on the basis of corneal topography and validate with visualization methods.
Kuo BI   +9 more
europepmc   +2 more sources

Accelerated Corneal Collagen Cross-Linking Using Topography-Guided UV-A Energy Emission: Preliminary Clinical and Morphological Outcomes [PDF]

open access: goldJournal of Ophthalmology, 2016
Purpose. To assess the clinical and morphological outcomes of topography-guided accelerated corneal cross-linking. Design. Retrospective case series. Methods. 21 eyes of 20 patients with progressive keratoconus were enrolled.
Cosimo Mazzotta   +5 more
openalex   +2 more sources

Measurement of Angle Kappa Using Ultrasound Biomicroscopy and Corneal Topography

open access: goldKorean Journal of Ophthalmology, 2017
Purpose To introduce a new convenient and accurate method to measure the angle kappa using ultrasound biomicroscopy (UBM) and corneal topography. Methods Data from 42 eyes (13 males and 29 females) were analyzed in this study.
Joon Hyung Yeo   +2 more
openalex   +2 more sources

Repeatability of anterior segment measurements by optical coherence tomography combined with Placido disk corneal topography in eyes with keratoconus. [PDF]

open access: yesSci Rep, 2020
Corneal tomography is an important tool to identify and follow up eyes with keratoconus. Our study evaluate the repeatability of the automatic measurements provided in keratoconic eyes by a new anterior-segment optical coherence tomographer (AS-OCT ...
Schiano-Lomoriello D   +3 more
europepmc   +2 more sources

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