Spinal muscular atrophy: Difference between revisions

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imported>Daniel Mietchen
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Latest revision as of 20:45, 26 January 2011

Spinal muscular atrophy [r]: A group of disorders marked by progressive degeneration of motor neurons in the spinal cord, resulting in weakness and muscular atrophy, usually without evidence of injury to the corticospinal tracts. [e]

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