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ABCD² Score

Risk stratification after TIA

strokeneurologyA

Clinical Purpose

Assessment of stroke risk within 7 days after TIA

⚠️ Warnings and Limitations

Contraindications:

  • Does not replace complete clinical evaluation
  • Low score does NOT exclude need for urgent imaging
  • Does not predict cardioembolic stroke (always assess for AF)

Parameter Input

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📚 Special Notes

  • 📊 Stroke risk: 2 days (0-3: 1%, 4-5: 4%, 6-7: 8%)
  • 📊 Stroke risk: 7 days (0-3: 1.2%, 4-5: 5.9%, 6-7: 11.7%)
  • 🏥 Score ≥4: consider admission for urgent diagnostics
  • 🧪 Complete workup: CT/MRI brain, carotid ultrasound, ECG, echocardiogram
  • 💊 Start antiaggregation immediately if appropriate
  • ⚠️ TIA is EMERGENCY: 10-15% will have stroke within 90 days