Results 141 to 150 of about 828,745 (178)

Association between corneal edema and corneal astigmatism after Descemet membrane endothelial keratoplasty. [PDF]

BMC Ophthalmol
Kim CY, Kim MK.
europepmc   +1 more source

Concordance of Cataract Biometry Measurements Obtained via Swept-Source Optical Coherence Tomography Versus Optical Biometry. [PDF]

Bioengineering (Basel)
Ahmed R, Reddy KN, Zeng M, Mohamed M, Shekhawat N.   +4 more
europepmc   +1 more source

Posterior corneal astigmatism in refractive lens exchange surgery [PDF]

Acta Ophthalmologica, 2016
AbstractPurposeTo assess the anterior, posterior and total corneal spherical and astigmatic powers in patients undergoing refractive lens exchange (RLE) surgery.MethodsIn 402 consecutive patients planned for RLE at Koskelas Eye Clinic, Luleå, Sweden, right eye data from pre‐ and postoperative subjective refraction, preoperative IOLMaster® biometry and ...
Anders Behndig
exaly   +4 more sources

Correlation between Anterior and Posterior Corneal Astigmatism in Total Corneal Astigmatism

Journal of Korean Ophthalmic Optics Society, 2014
Hyojin Kim
exaly   +3 more sources

Anterior and Posterior Corneal Astigmatism in Elderly Patients With High Corneal Astigmatism

Japanese Orthoptic Journal, 2017
Takaaki Matsui
exaly   +3 more sources

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Contribution of posterior corneal astigmatism to total corneal astigmatism

Journal of Cataract and Refractive Surgery, 2012
To determine the contribution of posterior corneal astigmatism to total corneal astigmatism and the error in estimating total corneal astigmatism from anterior corneal measurements only using a dual-Scheimpflug analyzer.Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA.Case series.Total corneal astigmatism was calculated using ray ...
Douglas D Koch, Mitchell P. Weikert, Li Wang   +2 more
exaly   +3 more sources

Corneal Thickness Profile and Posterior Corneal Astigmatism in Normal Corneas

Ophthalmology, 2015
To analyze the influence of corneal thickness profile on posterior corneal astigmatism (PA).Prospective, observational study.We included 418 normal subjects (213 men and 205 women) ranging in age from 6 to 93 years (49.0 ± 23.4 years, mean ± standard deviation) in this study.Anterior and posterior corneal topography were evaluated using 3-dimensional ...
Yuta Ueno, Takahiro Hiraoka, Tetsuro Oshika   +2 more
exaly   +3 more sources