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  2. Toxic and nutritional optic neuropathy - Wikipedia

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

    There are several causes of toxic optic neuropathy. [1] Among these are: ingestion of methanol (wood alcohol), ethylene glycol (automotive antifreeze), disulfiram (used to treat chronic alcoholism), halogenated hydroquinolones (amebicidal medications), ethambutol and isoniazid (tuberculosis treatment), and antibiotics such as linezolid and chloramphenicol as well as chloroquine and the related ...

  3. Visual impairment - Wikipedia

    en.wikipedia.org/wiki/Visual_impairment

    The number of individuals blind from trachoma has decreased in the past 10 years from 6 million to 1.3 million, putting it in seventh place on the list of causes of blindness worldwide. Central corneal ulceration is also a significant cause of monocular blindness worldwide, accounting for an estimated 850,000 cases of corneal blindness every ...

  4. Vitamin A deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A_Deficiency

    Vitamin A deficiency is the leading cause of preventable childhood blindness worldwide and is a major cause of childhood mortality. [1] Each year, approximately 250,000 to 500,000 malnourished children in the developing world go blind from a VAD, with about half of whom dying within a year of losing their sight. [2]

  5. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    Vitamin A deficiency is "the leading cause of preventable childhood blindness", according to UNICEF. [10] [22] It also increases the risk of death from common childhood conditions, such as diarrhea. UNICEF regards addressing vitamin A deficiency as critical to reducing child mortality, the fourth of the United Nations' Millennium Development Goals.

  6. Vision disorder - Wikipedia

    en.wikipedia.org/wiki/Vision_disorder

    Floaters and spots are most commonly related to ageing. They are generally harmless and do not cause blindness [7] Eye flashing: characterised by bursts or streaks of light that appear in an individual's field of vision. As eye flashing may indicate impending retinal detachment, medical attention is required. [8]

  7. Ozempic may be linked to condition that causes blindness, but ...

    www.aol.com/news/ozempic-may-linked-condition...

    The condition is permanent with no known treatment. The new study was based on an analysis of medical records spanning six years from more than 16,800 patients in the Boston area, none of whom ...

  8. Childhood blindness - Wikipedia

    en.wikipedia.org/wiki/Childhood_blindness

    Vitamin A deficiency is a leading cause of preventable childhood blindness, particularly in developing countries. Vitamin A deficiency is defined as a serum (blood) concentration of less than 0.70 μmol/L while a severe deficiency is defined as less than 0.35 μmol/L, per the Centers of Disease Control National Health and Nutrition Examination ...

  9. 31-year-old man’s sudden blindness leads to unexpected ...

    www.aol.com/31-old-man-sudden-blindness...

    Man, 31, suddenly went blind. Undiagnosed and uncontrolled type 2 diabetes was to blame. Blood sugar under control. Complicated cataract sugery.