Results 41 to 50 of about 690,818 (341)

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

, 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, Dineen, B, Foster, A, Kuper, H, Oye, JE   +4 more
core   +2 more sources

Designing games for the rehabilitation of functional vision for children with cerebral visual impairment [PDF]

, 2014
Evidence has accumulated that visual rehabilitation for patients with neurological visual impairment can be effective. Unfortunately, the existing therapy tools are repetitive, uninteresting, and unsuitable for use with children.
Banks, Robert, Hicks, Kieran, Hodgson, Timothy, Linehan, Conor, Waddington, Jonathan   +4 more
core   +1 more source

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

, 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, Garin, Noe, Haro Abad, Josep Maria, Lara, Elvira, Miret, Marta, Moneta, Maria Victoria, Olaya Guzmán, Beatriz   +6 more
core   +2 more sources

Area of the cone interdigitation zone in healthy Chinese adults and its correlation with macular volume

BMC Ophthalmology, 2018
Background Numerous studies have suggested that the integrity of the cone interdigitation zone (IZ) could be considered to be a marker of photoreceptor damage and its recovery. However, little is known about the IZ in healthy eyes.
Ruiping Gu, Guohua Deng, Yi Jiang, Chunhui Jiang, Gezhi Xu   +4 more
doaj   +1 more source

Distribution of Ocular Anterior and Posterior Segment Lengths Among a Cataract Surgical Population in Shanghai

Frontiers in Medicine, 2021
Purpose: To investigate the distributions of the ocular anterior and posterior segment lengths among a cataract surgical population in Shanghai.Design: Cross-sectional study.Methods: Ocular biometric parameters of 23,462 eyes of 23,462 cataract surgery ...
Jiao Qi, Jiao Qi, Jiao Qi, Jiao Qi, Jiao Qi, Wenwen He, Wenwen He, Wenwen He, Wenwen He, Wenwen He, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Jiaqi Meng, Ling Wei, Ling Wei, Ling Wei, Ling Wei, Ling Wei, Dongjin Qian, Dongjin Qian, Dongjin Qian, Dongjin Qian, Dongjin Qian, Yi Lu, Yi Lu, Yi Lu, Yi Lu, Yi Lu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu, Xiangjia Zhu   +34 more
doaj   +1 more source

Activation of the GABA-alpha receptor by berberine rescues retinal ganglion cells to attenuate experimental diabetic retinopathy

Frontiers in Molecular Neuroscience, 2022
PurposeThe aim of this study was to investigate the role and mechanism of berberine (BBR) in the protection of injured retinal ganglion cells (RGCs) in diabetic retinopathy (DR).MethodsExperimental diabetic retinopathy rat model was successfully induced ...
Wangyi Fang, Wangyi Fang, Wangyi Fang, Xiaojing Huang, Kaicheng Wu, Kaicheng Wu, Yuan Zong, Yuan Zong, Jian Yu, Jian Yu, Huan Xu, Huan Xu, Jiemei Shi, Jiemei Shi, Jiaojiao Wei, Jiaojiao Wei, Xujiao Zhou, Xujiao Zhou, Xujiao Zhou, Chunhui Jiang, Chunhui Jiang   +20 more
doaj   +1 more source

VIQID: a no-reference bit stream-based visual quality impairment detector [PDF]

, 2010
In order to ensure adequate quality towards the end users at all time, video service providers are getting more interested in monitoring their video streams.
Demeester, Piet, Dhondt, Yves, Lambert, Peter, Staelens, Nicolas, Van de Walle, Rik, Vercammen, Nick, Vermeulen, Brecht   +6 more
core   +2 more sources

Replication of the Association Between Keratoconus and Polymorphisms in PNPLA2 and MAML2 in a Han Chinese Population

Frontiers in Genetics, 2020
Keratoconus (KC) is a complex ocular disease that is affected by both genetic and non-genetic triggers. A recent genome-wide association study (GWAS) identified a genome-wide significant locus for KC in the region of PNPLA2 (rs61876744), as well as a ...
Jing Zhang, Jing Zhang, Jing Zhang, Yue Li, Yue Li, Yue Li, Yiqin Dai, Yiqin Dai, Yiqin Dai, Jianjiang Xu, Jianjiang Xu, Jianjiang Xu   +11 more
doaj   +1 more source

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

, 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, Imam, Abdullahi U, Maini, Raj, Murthy, Gudlavalleti VS, Nigeria National Blindness and Visual Impairment Study Group, Rabiu, Mansur M, Sivasubramaniam, Selvaraj   +6 more
core   +1 more source

Direct and indirect effects of attention and visual function on gait impairment in Parkinson's disease: influence of task and turning [PDF]

, 2017
Gait impairment is a core feature of Parkinson's disease (PD) which has been linked to cognitive and visual deficits, but interactions between these features are poorly understood.
Delicato, Louise S., Foxe, John, Galna, Brook, Lord, Sue, Rochester, Lynn, Stuart, Sam   +5 more
core   +1 more source