Results 171 to 180 of about 2,680,850 (410)

Considerations on the Haigis formula: Are better outcomes possible with tuning?

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To design a vergence‐based lens power formula based on the classical Haigis formula for better outcomes while retaining the original formula architecture. Methods Four new formula variants (A–D) incorporating a sum of segments correction for axial length, harmonic mean of corneal radii instead of arithmetic mean (all variants), and ...
Achim Langenbucher   +5 more
wiley   +1 more source

Brighteye: Glaucoma Screening with Color Fundus Photographs based on Vision Transformer [PDF]

open access: yes
Differences in image quality, lighting conditions, and patient demographics pose challenges to automated glaucoma detection from color fundus photography. Brighteye, a method based on Vision Transformer, is proposed for glaucoma detection and glaucomatous feature classification. Brighteye learns long-range relationships among pixels within large fundus
arxiv   +1 more source

Optical Coherence Tomography Angiography Vessel Density in Healthy, Glaucoma Suspect, and Glaucoma Eyes. [PDF]

open access: yes, 2016
PurposeThe purpose of this study was to compare retinal nerve fiber layer (RNFL) thickness and optical coherence tomography angiography (OCT-A) retinal vasculature measurements in healthy, glaucoma suspect, and glaucoma patients.MethodsTwo hundred sixty ...
Belghith, Akram   +11 more
core  

Non-penetrating filtration surgery versus trabeculectomy in postoperative astigmatism: a meta-analysis

open access: yesBMC Ophthalmology
Objective Trabeculectomy and non-penetrating trabecular surgery are common operations for glaucoma. This meta-analysis aims to compare the effect of trabeculectomy and non-penetrating trabecular surgery in postoperative astigmatism of patients with ...
Xiangting Peng   +2 more
doaj   +1 more source

Impact of Race on the Outcomes of Retinoblastoma Treated With Primary Enucleation: A Global Study of 1426 Patients

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Background To evaluate the clinical presentation, pathological features and outcomes of retinoblastoma based on the race of origin in a global cohort of patients. Methods Retrospective collaborative study of 1426 patients who underwent primary enucleation for retinoblastoma. Results Patients were grouped into Caucasians (n = 231, 16%), Asians (
Swathi Kaliki   +20 more
wiley   +1 more source

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