Results 41 to 50 of about 11,140 (175)

Interobserver reproducibility of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean Keratometry (Km), Vector J0 and J45 Measurements Obtained Using the OphthaTOP Conceal Topographer.

open access: yes, 2015
D = diopter, SD = standard deviation, Sw = within-subject standard deviation, CoV = within-subject coefficient of variation, ICC = intraclass correlation coefficient.Interobserver reproducibility of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean ...
Qinmei Wang (132105)   +8 more
core   +1 more source

Effect of Flat Cornea on Visual Outcome after LASIK

open access: yesJournal of Ophthalmology, 2015
Purpose. To evaluate the effect of preoperative and postoperative keratometry on the refractive outcome after laser in situ keratomileusis (LASIK) for moderate and high myopia. Methods.
Engy Mohamed Mostafa
doaj   +1 more source

Whole‐Exome Sequencing Identifies Novel CPAMD8 Variants in Congenital Cataract and Candidate Variants in Pathologic Myopia

open access: yesMolecular Genetics &Genomic Medicine, Volume 14, Issue 9, September 2026.
Whole‐exome sequencing identified compound heterozygous CPAMD8 variants supporting a congenital cataract phenotype in one family and candidate CPAMD8 variants in a second family with pathologic myopia, highlighting the need for segregation and functional validation.
Qiu‐ling Xie   +4 more
wiley   +1 more source

Intersession reproducibility of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean Keratometry (Km), Vector J0 and J45 Measurements Obtained Using the OphthaTOP Conceal Topographer.

open access: yes, 2015
D = diopter, SD = standard deviation, Sw = within-subject standard deviation, CoV = within-subject coefficient of variation, ICC = intraclass correlation coefficient.Intersession reproducibility of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean ...
Qinmei Wang (132105)   +8 more
core   +1 more source

Corneal densitometry changes in keratoconus patients after intrastromal corneal ring segments implantation

open access: yesJournal of the Egyptian Ophthalmological Society
Background Keratoconus (KC) is an ectatic corneal disorder characterized by progressive corneal thinning with myopic astigmatism. Intrastromal corneal ring segments (ICRS) have been broadly selected as a surgical intervention for KC correction to delay ...
Ahmed I Basiony   +2 more
doaj   +1 more source

Decellularised Corneal Stromal Lamina With or Without Autologous Adipose‐Derived Adult Stem Cells for Advanced Keratoconus: 1‐Year Results of a Phase I/IIa Clinical Trial

open access: yesClinical &Experimental Ophthalmology, Volume 54, Issue 7, Page 883-894, September/October 2026.
ABSTRACT Background To report the 1‐year clinical outcomes of decellularised human corneal stromal lamina implantation, with or without autologous adipose‐derived adult stem cells (ADASCs), for advanced keratoconus in a European cohort. Methods In this prospective, randomised Phase I/IIa trial, 10 eyes of 10 patients were allocated to decellularised ...
Hao Zhang   +9 more
wiley   +1 more source

Differences between Keratometry and Total Keratometry Measurements in a Large Dataset Obtained with a Modern Swept Source OCT Biometer. [PDF]

open access: yes
PURPOSE This study aimed to explore the concept of total keratometry (TK) by analyzing extensive international datasets representing diverse ethnic backgrounds.
Ruiss, Manuel   +24 more
core   +2 more sources

Accuracy of axial length, keratometry, and refractive measurement with Myopia Master in children with ametropia

open access: yes, 2022
Purpose To evaluate the accuracy of axial length, keratometry, and refractive measurement with Myopia Master in ametropic children. Methods In this randomized prospective cross-sectional study, 125 children with ametropia (250 eyes) were recruited (55 ...
Yuhao Ye   +6 more
core   +1 more source

A Novel Slit Lamp‐Based System for 3D Ultrasound of the Eye

open access: yesJournal of Ultrasound in Medicine, Volume 45, Issue 8, Page 1695-1706, August 2026.
Objectives This study aims to develop and evaluate a novel slit‐lamp‐based system to acquire 3‐dimensional (3D) ultrasound volumes using conventional ultrasound probes. Methods A slit‐lamp adapter was 3D printed and connected with a linear actuator and graphical user interface (GUI) system to control movement and create volumes of 2‐dimensional scans ...
Claire E. Malley   +9 more
wiley   +1 more source

Comparison of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean Keratometry (Km), Vector J0 and J45 Measurements Obtained Using the OphthaTOP Conceal Topographer and the Pentacam Rotating Scheimpflug System.

open access: yes, 2015
D = diopter, SD = standard deviation, LoA = limits of agreement.Comparison of Flat Keratometry (Kf), Steep Keratometry (Ks), Mean Keratometry (Km), Vector J0 and J45 Measurements Obtained Using the OphthaTOP Conceal Topographer and the Pentacam Rotating ...
Qinmei Wang (132105)   +8 more
core   +1 more source

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