Results 51 to 60 of about 4,186,077 (394)

Prevalence and causes of blindness and visual impairment in Muyuka: a rural health district in South West Province, Cameroon.

open access: yes, 2006
AIM: To estimate the prevalence and causes of blindness and visual impairment in the population aged 40 years and over in Muyuka, a rural district in the South West Province of Cameroon.
Befidi-Mengue, R   +4 more
core   +2 more sources

A novel PAX2 heterozygous mutation in a family with Papillorenal syndrome: A case report and review of the literature

open access: yesAmerican Journal of Ophthalmology Case Reports, 2021
Purpose: Papillorenal syndrome (PAPRS) is a rare inherited disorder often involves abnormalities of eye and kidney. Paired box 2 (PAX2) gene, which is widely expressed in the development of the organs including kidney, ureter, eye, ear, and central ...
Shixue Liu   +3 more
doaj   +1 more source

Postural stability in people with visual impairment

open access: yesBrain and Behavior, 2019
The visual system enables the brain to assess information regarding the position of the body in space. Congenital or acquired blindness leads to the development of abnormal sensory‐motor interactions that results in development of typical musculoskeletal
A. Alghadir   +2 more
semanticscholar   +1 more source

Phenylephrine Affects Peripapillary Retinal Vasculature—an Optic Coherence Tomography Angiography Study

open access: yesFrontiers in Physiology, 2017
Purpose: To evaluate and compare the effect of topical mydriatic eye drops (0.5% tropicamide alone, and a 0.5% tropicamide/0.5% phenylephrine mixture) on the retinal perfusion using optic coherence tomography angiography (OCTA).Methods: The perfused ...
Jingyi Cheng   +11 more
doaj   +1 more source

Elimination of avoidable blindness due to cataract: where do we prioritize and how should we monitor this decade? [PDF]

open access: yes, 2012
BACKGROUND: In the final push toward the elimination of avoidable blindness, cataract occupies a position of eminence for the success of the Right to Sight initiative. AIMS: Review existing situation and assess what monitoring indicators may be useful to
John, Neena   +3 more
core   +2 more sources

Prevalence, Risk Factors, and Impact of Myopic Macular Degeneration on Visual Impairment and Functioning Among Adults in Singapore.

open access: yesInvestigative Ophthalmology and Visual Science, 2018
Purpose To determine the prevalence, risk factors, and impact of myopic macular degeneration (MMD) on visual impairment and functioning among adults in Singapore.
Yee-Ling Wong   +14 more
semanticscholar   +1 more source

Outcome of cataract surgery in Nigeria: visual acuity, autorefraction, and optimal intraocular lens powers--results from the Nigeria national survey.

open access: yes, 2010
OBJECTIVE: To describe presenting and corrected visual acuities after cataract surgery in a nationally representative sample of adults. Another objective was to describe refractive errors in operated eyes and to determine the optimal range of intraocular
Gilbert, Clare E   +6 more
core   +1 more source

Visual impairment and multimorbidity in a representative sample of the Spanish population  [PDF]

open access: yes, 2015
BACKGROUND: In the context of population aging, visual impairment has emerged as a growing concern in public health. However, there is a need for further research into the relationship between visual impairment and chronic medical conditions in the ...
Ayuso Mateos, José Luis   +6 more
core   +2 more sources

Visual impairment and risk of depression: A longitudinal follow-up study using a national sample cohort

open access: yesScientific Reports, 2018
The association of visual impairment and depression has been investigated in several studies based on a cross-sectional design, which cannot delineate temporal relationships.
H. Choi, Min Joung Lee, Sang-Mok Lee
semanticscholar   +1 more source

Refractive error and visual impairment in Ireland schoolchildren

open access: yesBritish Journal of Ophthalmology, 2018
Aim To report refractive error prevalence and visual impairment in Republic of Ireland (henceforth 'Ireland') schoolchildren. Methods The Ireland Eye Study examined 1626 participants (881 boys, 745 girls) in two age groups, 6–7 years (728) and 12–13 ...
S. Harrington   +3 more
semanticscholar   +1 more source

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