Results 81 to 90 of about 108,431 (221)

The correction of residual astigmatism with toric corneal contact lenses [PDF]

open access: yes, 1960
The correction of residual astigmatism with toric corneal contact ...
Vickers, James E, Pelz, Sanford F
core  

Factors predicting change in corneal astigmatism following suture removal in post-penetrating keratoplasty patients

open access: yesClinical Ophthalmology, 2019
Vannarut Satitpitakul, Nopphawan Uramphorn, Ngamjit KasetsuwanDepartment of Ophthalmology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cress Society, Bangkok, ThailandCorrespondence: Vannarut ...
Satitpitakul V   +2 more
doaj  

Distribution of corneal astigmatism in the UKBB in bins of 0.5D.

open access: yes, 2019
(A) Distribution of corneal astigmatism in right eye. (B) Distribution of corneal astigmatism in left eye.
Nikolas Pontikos (4611358)   +4 more
core   +1 more source

A novel color-LED corneal topographer to assess astigmatism in pseudophakic eyes

open access: yes, 2016
Tiago B Ferreira, Filomena J Ribeiro Department of Ophthalmology, Hospital da Luz, Lisbon, Portugal Purpose: To assess the accuracy of corneal astigmatism evaluation measured by four techniques, Orbscan IIz®, Lenstar LS900®, Cassini®, and ...
Ferreira TB, Ribeiro FJ
core  

Intrastromal corneal ring segment implantation for high astigmatism after penetrating keratoplasty

open access: yes, 2009
Purpose: To evaluate the safety and efficacy of intracorneal ring segments (ICRS) for high astigmatism after penetrating keratoplasty (PKP). Setting: Department of Ocular Surface and Inflammation, Ophthalmology, Hospital Clínico San Carlos, Complutense ...
Cuiña Sardiña, Ricardo   +13 more
core   +1 more source

Agreement Between Refractive and Corneal Astigmatism in Pseudophakic Eyes [PDF]

open access: yes, 2013
© 2012 by Lippincott Williams & Wilkins. This document is the Published version of a Published Work that appeared in final form in Cornea. To access the final edited and published work see [https://doi.org/10.1097/ICO.0b013e31826dd44b]Purpose: To examine
Guirao, Antonio, Tejedor, Jaime
core   +1 more source

The Impact of Posterior Corneal Astigmatism on Surgically Induced Astigmatism in Cataract Surgery

open access: yesInternational Journal of General Medicine, 2022
Wenjie Liu,* Lichun Yang,* Jiewei Liu Cataract Department, Shanxi Eye Hospital, Taiyuan, Shanxi Province, People’s Republic of China*These authors contributed equally to this workCorrespondence: Jiewei Liu, Email jieweiliu1967@163.comPurpose:
Liu W, Yang L, Liu J
doaj  

Investigation of a real-time location system of corneal astigmatic axis

open access: yesEye and Vision, 2017
Background To construct a real-time computerized location system (RCLS) to analyze and display the axis of corneal astigmatism and to compare its accuracy with the Scheimpflug method.
Jian-Guo Zhao   +3 more
doaj   +1 more source

A graph showing a significant correlation between the magnitudes of anterior and posterior corneal astigmatism (Pearson correlation coefficient r = 0.5746, P<0.001) in eyes with-the-rule (WTR) anterior corneal astigmatism.

open access: yes, 2015
A graph showing a significant correlation between the magnitudes of anterior and posterior corneal astigmatism (Pearson correlation coefficient r = 0.5746 ...
Kazutaka Kamiya (284327)   +2 more
core   +1 more source

Evaluation of posterior and total corneal astigmatism with colour-LED topography

open access: yes, 2020
PURPOSE: To characterise the posterior and total corneal astigmatism using colour point-source light-emitting diodes (LED) topography. METHODS: In a prospective case series 400 eyes from 400 patients were evaluated by colour-LED topography.
Mendes, João   +3 more
core   +1 more source

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