monomelic amyotrophy


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monomelic amyotrophy

Abbreviation: MMA
A pure movement disorder characterized by degeneration and death of motor neurons, resulting in atrophy of a limb, typically one arm.
Synonym: Hirayama syndrome
See also: amyotrophy
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References in periodicals archive ?
Benign monomelic amyotrophy of lower limb: report of three cases.
Benign monomelic amyotrophy lower limb: a rare entity with a characteristic muscular CT.