myotonic dystrophy(redirected from Steinert disease)
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Related to Steinert disease: Proximal myotonic myopathy
myotonic dystrophy[¦mī·ə¦tän·ik ′dis·trə·fē]
A hereditary disease, transmitted as an autosomal dominant, characterized by lack of normal relaxation of muscles after contraction, slowly progressive muscular weakness and atrophy, especially of the face and neck, cataract formation, early baldness, gonadal atrophy, abnormal glucose tolerance curve, and, frequently, mental deficiency.