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Neurology · Emergency Medicine

ABCD² Score calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

Complete all required inputs to calculate the score.

Formula inputs

  • Age ≥60 years (+1)
  • Initial BP ≥140/90 mmHg (+1)
  • Clinical features
  • Symptom duration
  • Diabetes mellitus (+1)

Primary source

Johnston SC et al. Validation and refinement of scores to predict very early stroke risk after TIA. Lancet (2007)

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