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  2. Anterior ischemic optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Anterior_ischemic_optic...

    Specialty. Ophthalmology, optometry. Anterior ischemic optic neuropathy (AION) is a medical condition involving loss of vision caused by damage to the anterior portion of the optic nerve as a result of insufficient blood supply (ischemia). This form of ischemic optic neuropathy is generally categorized as two types: arteritic AION (or AAION ...

  3. Toxic and nutritional optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Toxic_and_nutritional...

    Vision loss in toxic and nutritional optic neuropathy is bilateral, symmetric, painless, gradual, and progressive. Dyschromatopsia, a change in color vision, is often the first symptom. Some patients notice that certain colors, particularly red, are less bright or vivid; others have a general loss of color perception.

  4. Vision rehabilitation - Wikipedia

    en.wikipedia.org/wiki/Vision_rehabilitation

    Vision rehabilitation. Vision rehabilitation (often called vision rehab) is a term for a medical rehabilitation to improve vision or low vision. In other words, it is the process of restoring functional ability and improving quality of life and independence in an individual who has lost visual function through illness or injury. [1][2] Most ...

  5. These Are the 4 Ways Social Media Can Actually Be Good for ...

    www.aol.com/4-ways-social-media-actually...

    An Educational Resource. Social media can also provide mental health education. “Users can easily access educational content, self-help resources, and coping strategies shared by mental health ...

  6. Posterior ischemic optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Posterior_ischemic_optic...

    Posterior ischemic optic neuropathy (PION) is a medical condition characterized by damage to the retrobulbar portion of the optic nerve due to inadequate blood flow (ischemia) to the optic nerve. Despite the term posterior, this form of damage to the eye's optic nerve due to poor blood flow also includes cases where the cause of inadequate ...

  7. Non-arteritic anterior ischemic optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Non-arteritic_anterior...

    Optic disc swelling, optic atrophy, vision loss. Non-arteritic anterior ischemic optic neuropathy (NAION) is a medical condition characterized by loss of vision caused by damage to the optic nerve as a result of ischemia, or insufficient blood supply. The key symptom of NAION is optic disc swelling, which typically resolves within 2 months, but ...

  8. Visual impairment - Wikipedia

    en.wikipedia.org/wiki/Visual_impairment

    Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6] The terms low vision and blindness ...

  9. Macular degeneration - Wikipedia

    en.wikipedia.org/wiki/Macular_degeneration

    8.7% global prevalence in 2020 [ 2 ] Macular degeneration, also known as age-related macular degeneration (AMD or ARMD), is a medical condition which may result in blurred or no vision in the center of the visual field. [ 1 ] Early on there are often no symptoms. [ 1 ] Over time, however, some people experience a gradual worsening of vision ...

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