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myotonic muscular dystrophy

a type of muscular dystrophy marked by increased muscle tone and contractility (myotonia) and muscle wasting, most noticeably in the face and hands, and often accompanied by cataracts and cardiac abnormalities. It is an autosomal dominant disorder (see dominant allele) that is usually first noted in adolescence or early adulthood, although age of onset can vary. Also called dystrophia myotonica; Steinert’s disease.

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Psychology term of the day

December 18th 2024

corticostriatonigral degeneration

corticostriatonigral degeneration

see corticobasal ganglionic degeneration.