Macular degeneration, often age-related macular degeneration (AMD or ARMD), is a medical condition that usually affects older adults and results in a loss of vision in the center of the visual field (the macula) because of damage to the retina. It occurs in `dry` and `wet` forms. It is a major cause of blindness and visual impairment in older ...
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http://en.wikipedia.org/wiki/Macular_degeneration
(from the article `nutrition, human`) There is evidence that intake of the antioxidants vitamin C, vitamin E, and beta-carotene as well as the mineral zinc may slow the progression of ...
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http://www.britannica.com/eb/a-z/m/6
A condition in which there is a slow breakdown of cells in the center of the retina (the light-sensitive layers of nerve tissue at the back of the eye). This blocks vision in the center of the eye and can cause problems with activities such as reading and driving. Macular degeneration is most often seen in people who are over the age of 50. Also ca...
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http://www.cancer.gov/dictionary?expand=M
<ophthalmology> Breakdown or damage to a portion of the retina known as the macula. ... Symptoms include blurring of vision (in central visual field), colours appear dim and difficulty reading or performing work up close. ... (27 Sep 1997) ...
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http://www.encyclo.co.uk/local/20973
breakdown of cells in the macula lutea, resulting in a loss of central vision in the affected eye; peripheral vision is not affected. There are several varieties; most appear in persons 50 to 60 years of age (age-related macular degeneration), but two varieties is congenital and seen in younger people (see Best disease and Star...
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http://www.encyclo.co.uk/local/21001
Type: Term Definitions: 1. any ocular degeneration affecting predominately the posterior fundus, but most commonly age-related macular degeneration.
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http://www.medilexicon.com/medicaldictionary.php?t=23312
Macular degeneration: A disease that progressively destroys the macula, the central portion of the retina, impairing central vision. Macular degeneration rarely causes blindness because only the center of vision is affected. However, injury to the macula in the center of the retina can impair the ability to see straight ahead clearly and sometimes ...
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http://www.medterms.com/script/main/art.asp?articlekey=10027
a condition which destroys the macular causing the loss of central, and detailed vision Multifocal
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http://www.trayner.co.uk/Info/Glossary.html
macular degeneration Degeneration of the macular area of the retina of the eye, an area important in the visualization of fine details. This condition, the leading cause of visual impairment in persons over age 50, can lead to loss of central vision, making it difficult to read or do fine work, auch as threading a needle.
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http://www.wordinfo.info/words/index/info/view_unit/1235/
gradual loss of vision due to deterioration of nerve tissue in the retina
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https://www.encyclo.co.uk/local/20875
noun degeneration of the cells of the macula lutea which results in blurred vision and can cause blindness; usually age-related
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https://www.encyclo.co.uk/local/20974
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