We recently reported that spinocerebellar ataxia type 2 (SCA2) caused familial parkinsonism in 2 brothers with predominant symptoms of resting tremor, rigidity, and bradykinesia that responded to levodopa.
Movement Disorders Unit, First Department of Neurology, Chang Gung Memorial Hospital and School of Medicine, Chang Gung University, 199 Tung Hwa N Road, Lin-Ko, Taipei, Taiwan.