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Toast classification in acute ischemic stroke

Dr Yuranga Weerakkody and Dr Sandeep Bhuta et al.

The TOAST (trial of ORG 10172 in acute stroke treatment) classification denotes five sub types of ischaemic stroke.

  • large-artery atherosclerosis (embolus / thrombosis)*
  • cardioembolism (high-risk / medium-risk)*
  • small-vessel occlusion (lacune)*
  • stroke of other determined aetiology *
  • stroke of undetermined aetiology

It is thought to carry good inter observer agreement and predict prognosis, outcome, and management

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