Korsakoff's Dementia

Etiology

  • Starts as Wernickes encephalopathy→ thiamine (B1) deficiency

Risk Factors

  • While uncommon, seem in alcoholics

Symptoms

  • Encephalopathy
  • Double vision
  • Ataxia from cerebellar dysfxn
  • Untreated can lead to Korsakoff's dementia→ inability to form new memories

Physical Exam Findings

  • Ataxic gait
  • Opathalmoplegia leading to disconjugate gaze→ double vision, nystagmus