Results 11 to 20 of about 155,038 (304)

Causes of blindness and vision impairment in 2020 and trends over 30 years, and prevalence of avoidable blindness in relation to VISION 2020: the Right to Sight: an analysis for the Global Burden of Disease Study [PDF]

open access: yes, 2021
Background: Many causes of vision impairment can be prevented or treated. With an ageing global population, the demands for eye health services are increasing.
Vision Loss Expert Group of the Global Burden of Disease Study   +1 more
core   +4 more sources

Analysis of Corneal Spherical Aberrations in Chinese Bilateral Ectopia Lentis Patients

open access: yesFrontiers in Medicine, 2021
Purpose: To analyze the anterior, posterior, and total corneal spherical aberrations (ASA, PSA, and TSA) in patients with Chinese bilateral ectopia lentis (EL).Methods: A cross-sectional study was conducted to evaluate corneal spherical aberration (CSA ...
Jiahui Chen   +14 more
doaj   +1 more source

Cysteine Substitution and Calcium-Binding Mutations in FBN1 cbEGF-Like Domains Are Associated With Severe Ocular Involvement in Patients With Congenital Ectopia Lentis

open access: yesFrontiers in Cell and Developmental Biology, 2022
Purpose: To investigate the clinical manifestations of congenital ectopia lentis (CEL) in patients with fibrillin (FBN1) calcium-binding epidermal growth factor (cbEGF)-like mutations.Design: Retrospective cohort study.Methods: Consecutive 68 CEL ...
Min Zhang   +9 more
doaj   +1 more source

Vision impairment puts the mind at risk [PDF]

open access: yes, 2022
Vision impairment was found to be associated with higher risk of dementia in older ...
Tam-Tri Le
core   +5 more sources

Effects of perfluorooctane on the retina as a short-term and small amounts remnant in rabbits [PDF]

open access: yesInternational Journal of Ophthalmology, 2019
AIM: To investigate changes in the rabbit retina after short-term and small amounts tamponade of perfluorooctane (PFO). METHODS: New Zealand rabbits were used, and 48 eyes were randomly and evenly assigned into four different groups.
Qing-Chen Li   +5 more
doaj   +1 more source

Generation of a homozygous LRP2 knockout human embryonic stem cell line (FDCHDPe010-A-56) by CRISPR/Cas9 system

open access: yesStem Cell Research, 2021
LRP2 is mainly expressed in the cell membrane of epithelia, maintaining normal endocytosis of nutrients from the extracellular microenvironment and mediating growth factor signals. The deficiency of LRP2 can result in abnormal lysosomal and mitochondrial
Jie You   +3 more
doaj   +1 more source

Visual impairment in children with multiple disabilities in schools for children with special needs in South India

open access: yesIndian Journal of Ophthalmology, 2022
Purpose: To understand/assess ocular and functional vision impairment in children with multiple disabilities with a functional vision assessment battery in addition to standard ophthalmic examinations in an outreach setting.
SahithyaBhaskaran   +3 more
doaj   +1 more source

Childhood vision impairment [PDF]

open access: yesBritish Journal of Ophthalmology, 2004
Childhood blindness is ranked second only to cataract on the global burden of eye disease While the number of children with vision loss and blindness is relatively low in comparison with the number of older people with vision loss, the impact as measured in disability adjusted life years (DALY) ranks childhood blindness second only to cataract on the ...
openaire   +2 more sources

Retinal Vascular Autoregulation during Phase IV of the Valsalva Maneuver: An Optical Coherence Tomography Angiography Study in Healthy Chinese Adults

open access: yesFrontiers in Physiology, 2017
The impairment of retinal vascular autoregulation can be an early manifestation of many systemic and ocular diseases. Therefore, quantifying retinal vascular autoregulation in a non-invasive manner is very important. This study evaluated the effects of a
Yuan Zong   +14 more
doaj   +1 more source

Catering for the Specialized Needs of Students With Vision Impairment in Mainstream Classes [PDF]

open access: yes, 2020
Thousands of students with vision impairment or blindness attend mainstream schools in Australia. Their experiences depend on multiple pertinent factors, including teachers’ understanding of the legal requirements to abide by the inclusive education ...
Melissa Cain   +3 more
core   +1 more source

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