Results 21 to 30 of about 4,116,225 (362)

Predictive multi-imaging biomarkers relevant for visual acuity in idiopathic macular telangiectasis type 1

open access: yesBMC Ophthalmology, 2018
Background To evaluate the structural changes associated with visual acuity (VA) in patients with idiopathic macular telangiectasia (MT) type 1 using multimodal imaging modalities.
Jingli Guo   +6 more
doaj   +1 more source

Case report: Sympathetic ophthalmia after vitrectomies in a patient with Von Hippel–Lindau syndrome

open access: yesFrontiers in Medicine, 2023
BackgroundSympathetic ophthalmia (SO) is a rare but sight-threatening uveitis, and most observations have been made after typical manifestations occur.
Xiaonan Zhuang   +14 more
doaj   +1 more source

Early diffusion evidence of retrograde transsynaptic degeneration in the human visual system [PDF]

open access: yes, 2016
We investigated whether diffusion tensor imaging (DTI) indices of white matter integrity would offer early markers of retrograde transsynaptic degeneration (RTD) in the visual system after stroke Objective: We investigated whether diffusion tensor ...
Corbetta, Maurizio   +4 more
core   +1 more source

Update of application of olfactory ensheathing cells and stem cells/exosomes in the treatment of retinal disorders

open access: yesStem Cell Research & Therapy, 2022
Age-related macular degeneration, diabetic retinopathy, retinitis pigmentosa and other retinal disorders are the main causes of visual impairment worldwide.
Yang Yu, Licheng Li, Shu Lin, Jianmin Hu
doaj   +1 more source

Be concrete to be comprehended:consistent imageability effects in semantic dementia for nouns, verbs, synonyms and associates [PDF]

open access: yes, 2013
There are two contrasting views on the nature of comprehension impairment in semantic dementia: (a) that it stems from degradation of a pan-modal " hub" that represents core conceptual knowledge or (b) that it results from degradation of modality ...
Hoffman, Paul   +2 more
core   +1 more source

Changes in best-corrected visual acuity in patients with dry age-related macular degeneration after stem cell transplantation: systematic review and meta-analysis

open access: yesStem Cell Research & Therapy, 2022
Background Stem cell transplantation may improve visual acuity in patients with dry age-related macular degeneration. Herein, we aimed to summarise the evidence on the risks and benefits of stem cell transplantation for improving visual acuity, including
Licheng Li, Yang Yu, Shu Lin, Jianmin Hu
doaj   +1 more source

Developing physical activity interventions for children with a visual impairment:lessons from the First Steps initiative [PDF]

open access: yes, 2019
Children with a visual impairment are less active than their sighted peers. Yet they are born with the potential to match their sighted peers’ motor skill competency and levels of physical fitness.
Lord, Rhiannon, Scally, Jennifer
core   +2 more sources

Psychosocial impact of visual impairment in working age adults [PDF]

open access: yes, 2009
This is an open access article - Copyright @ 2010 BMJ Publishing GroupAim: To review the evidence for the presence of lower levels of psychosocial well-being in working-age adults with visual impairment and for interventions to improve such levels of ...
Gosney, MA, Nyman, SR, Victor, CR
core   +1 more source

Prevalence and risk factors for hypertension and association with ethnicity in Nigeria: results from a national survey. [PDF]

open access: yes, 2013
OBJECTIVE: Non-communicable diseases are now a global priority. We report on the prevalence of hypertension and its risk factors, including ethnicity, in a nationally representative sample of Nigerian adults recruited to a survey of visual impairment ...
Entekume, Gabriel   +7 more
core   +1 more source

En face optical coherence tomography detection of Schlemm’s canal in primary open angle glaucoma

open access: yesFrontiers in Physiology, 2023
Purpose: To compare the morphological characteristics of Schlemm’s canal (SC) in patients with primary open-angle glaucoma (POAG) and healthy controls, using swept-source optical coherence tomography (SS-OCT) with en face reconstruction.Methods: In this ...
Haili Huang   +8 more
doaj   +1 more source

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