Periodic ataxia.
D000328:Adult; D001259:Ataxia / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000150:complications*; D010507:Periodicity; D011128:Polyradiculopathy / Q000150:complications*; D011379:Prognosis; D013064:Speech Disorders / Q000209:etiology