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Spinocerebellar Ataxia Type 2

Legend: A 32-year-old woman with 49 CAG repeat expansions in ataxin-2 who had onset of gait impairment in her late teens, with slowly progressive ataxia. The slowness of saccades is the diagnostic feature on examination.

Duration: 1:03

Associated with: CONTINUUM: Lifelong Learning in Neurology. 19(5):1312-1343, October 2013