n :  a recessive hereditary degenerative disease affecting the spinal column, cerebellum, and medulla, marked by muscular incoordination and twitching, and usu. becoming manifest in the adult
 
Friedreich, Nikolaus (1825-1882), German neurologist. Friedreich undertook research on muscle atrophy, muscle hypertrophy, and heart disease. He is known for two original descriptions: the condition now known as Friedreich's ataxia in 1863 and paramyoclonus multiplex in 1881.
 
   
 
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