ABCD² Score for TIA

Estimates the risk of stroke after a suspected transient ischemic attack (TIA).

Age ≥60 years *

BP ≥140/90 mmHg *

Initial BP. Either SBP ≥140 or DBP ≥90.

Clinical features of the TIA *

Unilateral weakness +2 Speech disturbance without weakness +1 Other symptoms

Duration of symptoms *

<10 minutes 10-59 minutes +1 ≥ 60 minutes +2

History of diabetes *

Result

ABCD² Score for TIA

Step-by-step mode. Answer each question and result updates automatically.

Questions

1 Age ≥60 years

2 BP ≥140/90 mmHg

3 Clinical features of the TIA

4 Duration of symptoms

5 History of diabetes

Step 1 of 5 20%

Age ≥60 years *

Step 1 of 5

BP ≥140/90 mmHg *

Step 2 of 5

Clinical features of the TIA *

Step 3 of 5

Unilateral weakness +2 Speech disturbance without weakness +1 Other symptoms

Duration of symptoms *

Step 4 of 5

<10 minutes 10-59 minutes +1 ≥ 60 minutes +2

History of diabetes *

Step 5 of 5

Johnston SC, Rothwell PM, Nguyen-Huynh MN, et al. Validation and refinement of scores to predict very early stroke risk after transient ischaemic attack. Lancet. 2007;369(9558):283-292.
Rothwell PM, Giles MF, Flossmann E, et al. A simple score (ABCD) to identify individuals at high early risk of stroke after transient ischaemic attack. Lancet. 2005;366(9479):29-36.

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ABCD² Score for TIA

All questions complete

ABCD² Score for TIA

Age ≥60 years *

BP ≥140/90 mmHg *

Clinical features of the TIA *

Duration of symptoms *

History of diabetes *

All questions complete

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