Spinocerebellar ataxia type 3 mimicking multiple system atrophy: late onset, parkinsonism, and atypical features
Case Presentation: A 58-year-old man presented with progressive postural instability, gait ataxia, and vertigo beginning at age 54. He subsequently developed diplopia during visual effort and paroxysmal episodes of ascending cervical paresthesia associated with scintillating scotomas. There was no known family history....