Creutzfeldt-Jakob Disease

Neurology

Overview

Definition

Rapidly progressive, invariably fatal prion disease.

Epidemiology

Varies globally depending on genetics, environment, or exposure.

Etiology & Risk Factors

  • Misfolded prion protein (PrPSc).

Clinical Symptoms

  • Rapidly progressive dementia
  • myoclonus
  • ataxia.

Clinical Approach

Diagnosis

  • MRI (cortical ribboning)
  • CSF 14-3-3 protein
  • EEG (periodic sharp waves).

Management

  • Supportive care only
  • invariably fatal within 1 year.

Complications

  • Death.