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Table 2 Cognitive disturbances in the spinocerebellar ataxias

From: Nonmotor symptoms in spinocerebellar ataxias (SCAs)

Cognitive disturbance Spinocerebellar ataxia
Cognitive dysfunction SCA1, 2, 3, 6, 7, 8, 10, 12, 17, 19, 21, DRPLA
Dementia (confirmed by specific testing) SCA2, 8, 12, 17, 19, DRPLA
Mental retardation during childhood SCA13
  1. SCA Spinocerebellar ataxia, DRPLA Dentatorubropalidoluisian atrophy