Results 51 to 60 of about 4,154 (236)

Profile of Hypertensive Retinopathy in a Tertiary Centre in Western Nepal

open access: yesJournal of Gandaki Medical College, 2019
Objective: The present study was done to find out prevalence of hypertensive retinopathy among patients attending in OPD in GMC. Methods: A hospital based cross-sectional study was performed among 200 hypertensive patients visiting eye OPD from Dec ...
CB Pun, S Tuladhar
doaj   +1 more source

A homozygous mutation in the TUB gene associated with retinal dystrophy and obesity. [PDF]

open access: yes, 2013
Inherited retinal dystrophies are a major cause of childhood blindness. Here, we describe the identification of a homozygous frameshift mutation (c.1194_1195delAG, p.Arg398Serfs*9) in TUB in a child from a consanguineous UK Caucasian family investigated ...
Borman, Arundhati Dev   +12 more
core   +2 more sources

Comparison of Automated Keratometer and Scheimpflug Tomography for Predicting Refractive Astigmatism in Pseudophakic Eyes

open access: yesDiagnostics, 2023
Purpose: To analyse the correspondence between refractive astigmatism and corneal astigmatism in pseudophakic eyes with non-toric intraocular lenses. Setting: Yeouido St. Mary hospital, Seoul, Republic of Korea.
Kyung-Sun Na   +3 more
doaj   +1 more source

A Novel Case of Superior Rectus Injury and Its Subsequent Surgery

open access: yesCase Reports in Ophthalmology, 2015
We report a presumed damage to the left superior rectus (SR) muscle following a dog bite injury that resulted in a marked weakness of elevation and vertical diplopia.
Ahmed Javed   +3 more
doaj   +1 more source

Long-term outcomes of transsclerally sutured intraocular lens correctly fixed in the ciliary sulcus

open access: yesBMJ Open Ophthalmology, 2022
Objective To report the long-term postoperative outcomes of transsclerally sutured intraocular lenses (IOLs), in which the haptics were correctly fixated into the ciliary sulcus using an auxiliary device and endoscope.Methods and analysis Data were ...
Tetsuro Oshika   +4 more
doaj   +1 more source

Blur point versus indistinguishable point in assessment of accommodation: objective and subjective findings in early presbyopes [PDF]

open access: yes, 2003
Aim: To measure the distance from the eye and the refraction of the eye at the point at which print blurs and the point at which it becomes unreadable. Methods: Subjective accommodation in 7 early presbyopic subjects (mean age 45 years), with no
Firth, A.Y., Goodall, E.
core  

Education and myopia: assessing the direction of causality by mendelian randomisation [PDF]

open access: yes, 2018
Objectives To determine whether more years spent in education is a causal risk factor for myopia, or whether myopia is a causal risk factor for more years in education. Design Bidirectional, two sample mendelian randomisation study.
Atan, Denize   +7 more
core   +4 more sources

Gaze‐Engineered 3D Augmented Reality

open access: yesAdvanced Intelligent Systems, EarlyView.
Augmented Reality (AR) systems serve as a critical interface bridging users with the metaverse. This study explores the application of human factors engineering in metaverse development, specifically investigating the integration of eye‐tracking technology to enhance AR display performance.
Naiqin Zhao   +3 more
wiley   +1 more source

Refractive Errors and Concomitant Strabismus in Children and Adolescents: A Hospital Based Observational Study

open access: yesDelhi Journal of Ophthalmology, 2021
Purpose: To study the different types of concomitant strabismus and associated refractive errors in children and adolescents. Material & Methods: In this observational study, 178 patients aged between 4-19 yrs with concomitant strabismus of ≥ 15 Prism ...
Anupam Singh   +7 more
doaj   +1 more source

Impact of Ramadan fasting on intraocular pressure, visual acuity and refractive errors [PDF]

open access: yes, 2011
Introduction: Fasting evidently influences a variety of physiological parameters that can impact the ocular system. Among these modifications are alterations in insulin secretion, sympathetic activity, free fatty acids, lipid profile, melatonin ...
Afarid, M   +7 more
core  

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