who.int › news-room › blindness-and-visual-impairment

Globally, the leading causes of vision impairment are: age-related macular degeneration cataract diabetic retinopathy glaucoma uncorrected refractive errors

en.wikipedia.org › wiki › Visual_impairment

Visual impairment, also known as vision impairment, is a medical definition primarily measured based on an individual's better eye visual acuity; in the absence of treatment such as correctable eyewear,…

thelancet.com › journals › fulltext

With an ageing global population, vision impairment has risen to the forefront as a pronounced public health concern.1 In 2020, 1·1 billion people had distance vision impairment or uncorrected presbyopia.2…

allaboutvision.com › conditions › lowvision › visual-impairment

Visual impairment, or vision impairment, usually means that someone’s eyesight is reduced (impaired) to the extent that it can’t be corrected to a normal level. This means full correction is…

ophthalmology.pitt.edu › vision-impairment › what-vision-impairment

Vision impairment means that a person’s eyesight cannot be corrected to a “normal” level. Vision impairment may be caused by a loss of visual acuity, where the eye does not…

sciencedirect.com › topics › medicine-and-dentistry › visual-impairment

Visual impairments, such as cortical vision impairment and optic nerve hypoplasia, are the result of a poorly developed or damaged optic nerve or visual cortex. These conditions can have any…

18. OKT. 2017

nhs.uk › conditions › vision-loss

Registering as blind or partially sighted. If your vision has deteriorated to a certain level, you may choose to register as visually impaired. Depending on the severity of your vision…

5. JUNI 2019

news-medical.net › health › What-is-visual-impairment

It may be said that visual impairment is the functional limitation of the eye or eyes or the vision system. This leads to (1-5) –. Loss of visual acuity and…

afb.org › blindness-and-low-vision

Blindness or visual impairment can have a profound impact on your life, but you are still in control. We have an abundance of information to help you, whether you're visually…

who.int › health-topics › blindness-and-vision-loss

Globally, at least 1 billion people have a near or distance vision impairment that could have been prevented or has yet to be addressed. In the absence of timely detection,…

study.com › academy › lesson › what-is-vision-impairment-definition-causes-symptoms

A vision impairment refers to when you lose part or all of your ability to see (or vision). The impairment must persist even with the use of eyeglasses, contact lenses,…

cdc.gov › visionhealth › basics › ced

The leading causes of blindness and low vision in the United States are primarily age-related eye diseases such as age-related macular degeneration, cataract, diabetic retinopathy, and glaucoma. Other common eye…

5. OKT. 2022

sense.org.uk › information-and-advice › conditions › blindness-and-visual-impairment

This page answers some common questions about blindness and visual impairment. It includes links to more detailed information on key aspects of visual impairment. Find out more about causes of…