Chronic traumatic encephalopathy (CTE)

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Definition

  • A tauopathy that develops slowly over years before symptoms appear after neurotrauma.

Pathology

  • Neurofibrillary tangles in specific brain areas
  • Amyloid and TDP-43 protein accumulations.

Clinical features

  • Variable age of onset
  • Variable behavioural, mood, and cognitive deficits present at the time of death
    • (92% symptomatic at time of death).
  • Potential for increased risk and accelerated development of Alzheimer's disease and motor neuron disease
  • Can only be diagnosed post mortem with a pathology-confirmed analysis.