Medical Definition of MASA syndrome
MASA syndrome: MASA stands for mental retardation, aphasia, shuffling gait, and adducted thumbs. Features of the syndrome include:
MASA is inherited as an X-linked trait and so affects mainly boys. Alternative names for MASA include clasped thumb and mental retardation, congenital clasped thumb with mental retardation, adducted thumb with mental retardation, and the Gareis- Mason syndrome.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 1/24/2017
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