Results 71 to 80 of about 313,255 (170)

Multifunctional Hydrogels: Rational Design and Application in Regenerative Medicine

open access: yesMedComm, Volume 7, Issue 10, October 2026.
Multifunctional hydrogels represent a paradigm shift in regenerative medicine, integrating rational material design with bioactive functionality to address complex tissue repair challenges. This review systematically examines the molecular engineering, structure–function relationships, and translational landscape of advanced hydrogel systems, spanning ...
Linyang Song   +4 more
wiley   +1 more source

Refractive and topographic corneal changes associated with increased inflammatory mediators in tears after COVID-19

open access: yesIndian Journal of Ophthalmology. Case Reports
This is a rare case report of a sudden shift to myopic astigmatism and topography alterations in a patient who experienced mild coronavirus disease 2019 (COVID-19) symptoms. A complete ophthalmologic evaluation, slit-lamp examination, corneal topography,
Víctor Reviglio   +6 more
doaj   +1 more source

The relationship between corneal topography and visual performance [PDF]

open access: yes, 2001
Computer-aided videokeratoscopes have become the instrument of choice to investigate corneal topography because of their ability to provide a comprehensive description of the corneal shape.
Tang, Wilfred
core  

Changes in preoperative corneal measurements following same-day intraocular pressure testing with rebound tonometry

open access: yesTherapeutic Advances in Ophthalmology, 2020
Purpose: To evaluate the extent to which rebound tonometry affects corneal surface properties and preoperative corneal measurements. Setting: Four cornea specialty private practices. Design: Prospective case series.
Kenneth A. Beckman   +3 more
doaj   +1 more source

Corneal topography following reading

open access: yes, 2002
Purpose\ud \ud To investigate the effects of eyelid pressure on corneal topography after reading. \ud \ud Method\ud \ud Twenty young subjects (mean age 27 years) were recruited for the study. The subjects were selected so as to have normal ocular health,
Collins, Micahel J.   +2 more
core  

Combined Topography-Guided Trans-Epithelial PRK and PTK for Recalcitrant Recurrent Corneal Erosions in Lattice Corneal Distrophy

open access: yesInternational Medical Case Reports Journal, 2023
Francesco Pignatelli,1 Fedele Passidomo,1 Rosa Buonamassa,2 Alfredo Niro,1 Giuseppe Addabbo1 1Eye Clinic, “SS. Annunziata” Hospital, ASL Taranto, Taranto, Italy; 2Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Bari ...
Pignatelli F   +4 more
doaj  

Corneal topography and the morphology of the palpebral fissure [PDF]

open access: yes, 2006
The notion that forces from the eyelids can alter the shape of the cornea has been proposed for many years. In recent times, there has been a marked improvement in our ability to measure and define the corneal shape, allowing subtle changes in the cornea
Read, Scott A.
core  

Corneal elevation topography and corneal optical coherence tomography (OCT) images.

open access: yes, 2014
Anterior corneal elevation topography and cross-sectional corneal optical coherence tomography (OCT) images at the steepest (A, C) and flattest meridians (B, D) were taken for one keratoconic eye and one healthy eye with high corneal astigmatism.
Aleksandar Stojanovic (422616)   +1 more
core   +1 more source

Analysis of corneal morphologic and pathologic changes in early-stage congenital aniridic keratopathy

open access: yesInternational Journal of Ophthalmology, 2017
AIM: To determine typical corneal changes of congenital aniridic keratopathy (CAK) using corneal topography and confocal systems, and to identify characteristics that might assist in early diagnosis.
Juan Du   +7 more
doaj   +1 more source

Corneal eccentricity and related factors in Chinese children and adolescents with astigmatism

open access: yesBMC Ophthalmology
Objective To quantify the distribution of anterior corneal eccentricity (e value) and identify associated factors in Chinese children and adolescents with astigmatism.
Lixing Zhou   +7 more
doaj   +1 more source

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