WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism

WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism

Avi Wallerstein,1,2 Mathieu Gauvin,1,2 Mark Cohen2,3 1Department of Ophthalmology, Faculty of Medicine, McGill University, Montreal, QC, Canada; 2LASIK MD, Montreal, QC, Canada; 3Department of Surgery, Faculty of Medicine and Health Sciences, University of Sherbrooke, Sherbrooke, QC, CanadaClinical...

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Autores principales: Wallerstein A, Gauvin M, Cohen M
Formato: article
Lenguaje:EN
Publicado: Dove Medical Press 2018
Materias:
Contoura
Corneal higher-order aberrations
Anterior Corneal Astigmatism
Posterior Corneal Astigmatism
Refractive Astigmatism
Ophthalmology
RE1-994
Acceso en línea:https://doaj.org/article/64f28e90372c4a01856e2f7b57d13478
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spelling oai:doaj.org-article:64f28e90372c4a01856e2f7b57d134782021-12-02T03:54:08ZWaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism1177-5483https://doaj.org/article/64f28e90372c4a01856e2f7b57d134782018-08-01T00:00:00Zhttps://www.dovepress.com/wavelightreg-contoura-topography-guided-planning-contribution-of-anter-peer-reviewed-article-OPTHhttps://doaj.org/toc/1177-5483Avi Wallerstein,1,2 Mathieu Gauvin,1,2 Mark Cohen2,3 1Department of Ophthalmology, Faculty of Medicine, McGill University, Montreal, QC, Canada; 2LASIK MD, Montreal, QC, Canada; 3Department of Surgery, Faculty of Medicine and Health Sciences, University of Sherbrooke, Sherbrooke, QC, CanadaClinical refractive astigmatism (RA) and topography-measured anterior corneal astigmatism (ACA) are rarely identical in magnitude and axis.1 This difference, when expressed vectorially, is termed ocular residual astigmatism (ORA).1 What accounts for this difference remains a topic that needs further research, and has implications as to what refraction to treat with topography-guided excimer laser ablations in order to maximize outcomes.1 This research letter investigates aspects of two contributing factors: posterior corneal astigmatism (PCA) and anterior corneal higher-order aberrations (CHOAs).Wallerstein AGauvin MCohen MDove Medical PressarticleContouraCorneal higher-order aberrationsAnterior Corneal AstigmatismPosterior Corneal AstigmatismRefractive AstigmatismOphthalmologyRE1-994ENClinical Ophthalmology, Vol Volume 12, Pp 1423-1426 (2018)
institution DOAJ
collection DOAJ
language EN
topic Contoura
Corneal higher-order aberrations
Anterior Corneal Astigmatism
Posterior Corneal Astigmatism
Refractive Astigmatism
Ophthalmology
RE1-994
spellingShingle Contoura
Corneal higher-order aberrations
Anterior Corneal Astigmatism
Posterior Corneal Astigmatism
Refractive Astigmatism
Ophthalmology
RE1-994
Wallerstein A
Gauvin M
Cohen M
WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
description Avi Wallerstein,1,2 Mathieu Gauvin,1,2 Mark Cohen2,3 1Department of Ophthalmology, Faculty of Medicine, McGill University, Montreal, QC, Canada; 2LASIK MD, Montreal, QC, Canada; 3Department of Surgery, Faculty of Medicine and Health Sciences, University of Sherbrooke, Sherbrooke, QC, CanadaClinical refractive astigmatism (RA) and topography-measured anterior corneal astigmatism (ACA) are rarely identical in magnitude and axis.1 This difference, when expressed vectorially, is termed ocular residual astigmatism (ORA).1 What accounts for this difference remains a topic that needs further research, and has implications as to what refraction to treat with topography-guided excimer laser ablations in order to maximize outcomes.1 This research letter investigates aspects of two contributing factors: posterior corneal astigmatism (PCA) and anterior corneal higher-order aberrations (CHOAs).
format article
author Wallerstein A
Gauvin M
Cohen M
author_facet Wallerstein A
Gauvin M
Cohen M
author_sort Wallerstein A
title WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
title_short WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
title_full WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
title_fullStr WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
title_full_unstemmed WaveLight® Contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
title_sort wavelight® contoura topography-guided planning: contribution of anterior corneal higher-order aberrations and posterior corneal astigmatism to manifest refractive astigmatism
publisher Dove Medical Press
publishDate 2018
url https://doaj.org/article/64f28e90372c4a01856e2f7b57d13478
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AT gauvinm wavelightregcontouratopographyguidedplanningcontributionofanteriorcornealhigherorderaberrationsandposteriorcornealastigmatismtomanifestrefractiveastigmatism
AT cohenm wavelightregcontouratopographyguidedplanningcontributionofanteriorcornealhigherorderaberrationsandposteriorcornealastigmatismtomanifestrefractiveastigmatism
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