Results 11 to 20 of about 16,805 (257)

Low Vision Management in A 5-Years-Old Due to Retinopathy of Prematurity for Life Quality Improvement

open access: yesFolia Medica Indonesiana, 2021
Introduction: Management of low vision in pediatric patients with greater result  can affect their quality of life than in adult low vision patients.. Retinopathy of Prematurity is the main cause of blindness in children.
Christina Aritonang
doaj   +1 more source

A comparison of deep learning U-Net architectures for posterior segment OCT retinal layer segmentation

open access: yesScientific Reports, 2022
Deep learning methods have enabled a fast, accurate and automated approach for retinal layer segmentation in posterior segment OCT images. Due to the success of semantic segmentation methods adopting the U-Net, a wide range of variants and improvements ...
Jason Kugelman   +8 more
doaj   +1 more source

The Association between Childhood Myopia Prevalence and Environmental Factors in China: A Metaregression Analysis

open access: yesJournal of Ophthalmology, 2020
Background. Myopia prevalence varies across the country among schoolchildren in China. Recently, environmental factors have been shown to be important in myopia development and progression. Given China’s geographical diversity with variable environmental
Yunchun Zou   +4 more
doaj   +1 more source

Effect of Altered OCT Image Quality on Deep Learning Boundary Segmentation

open access: yesIEEE Access, 2020
Deep learning methods provide a platform to segment boundaries within the retina and choroid in OCT images of the posterior eye, with the ultimate goal of having a robust model that works well across a wide range of different datasets.
Jason Kugelman   +5 more
doaj   +1 more source

Visual performance with changes in eccentricity in PROSE device: A case report

open access: yesJournal of Optometry, 2014
This case report describes the variations in visual performance of a subject with moderate keratoconus with changes in front surface eccentricities (FSEs) of PROSE (Prosthetic Replacement of Ocular Surface Ecosystem).
Divya Jagadeesh, Rajeswari Mahadevan
doaj   +1 more source

NEW OPTION IN CONVENTIONAL SILICONE HYDROGEL CONTACT LENSES: THE BRAZILIAN EXPERIENCE

open access: yesVision Pan-America, 2015
PURPOSE: To evaluate the clinical performance of a new conventional silicone hydrogel contact lens in spherical and toric designs. METHODS: We fitted the Perfect SH and Perfect Toric SH (World Vision Ophthalmic®, Brazil) in 19 patients (33 ...
Marcelo Vicente de Andrade Sobrinho   +4 more
doaj   +1 more source

A deep learning method for automatic segmentation of the bony orbit in MRI and CT images

open access: yesScientific Reports, 2021
This paper proposes a fully automatic method to segment the inner boundary of the bony orbit in two different image modalities: magnetic resonance imaging (MRI) and computed tomography (CT).
Jared Hamwood   +4 more
doaj   +1 more source

The relief of dry eye signs and symptoms using a combination of lubricants, lid hygiene and ocular nutraceuticals

open access: yesJournal of Optometry, 2017
Purpose: To determine the combined effect of TheraTears® Lubricant Eye Drops, TheraTears® SteriLid Eyelid Cleanser, and TheraTears® Nutrition on dry eye signs and symptoms. Methods: This prospective study enrolled 28 dry eye participants.
William Ngo   +3 more
doaj   +1 more source

Visual and optical performance of silicone hydrogel contact lenses for moderate myopia

open access: yesJournal of Optometry, 2010
Purpose: To compare the short-term visual and optical performance of silicone hydrogel contact lenses for myopia ≥ −3.00D. Methods: This was a short-term, non-dispense, double-masked, randomized study investigating Night&Day (ND), PureVision (PV), O2 ...
Nancy Keir   +2 more
doaj   +1 more source

Barriers, motivators and enablers for dispensing multifocal contact lenses in Mumbai, India

open access: yesJournal of Optometry, 2015
Purpose: To understand the potential barriers, motivators and enablers in dispensing multifocal contact lenses (MFCL). Method: Two focus group discussions were conducted to design questionnaires regarding the prescribing habits for multifocal contact ...
Nilesh Thite   +3 more
doaj   +1 more source

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