ABCD2 Score (Stroke Risk Post-TIA)

ABCD2 Score Calculator

Stroke Risk Assessment After Transient Ischemic Attack (TIA)

Age Less than 60 years 60 years or older

Blood Pressure at Initial Evaluation SBP <140 mmHg and DBP <90 mmHg SBP ≥140 mmHg or DBP ≥90 mmHg

Clinical Features Other symptoms Speech disturbance without weakness Unilateral weakness

Duration of Symptoms Less than 10 minutes 10-59 minutes 60 minutes or longer

Diabetes No Yes

ABCD2 Score

0

Low Risk

Your patient has a low risk of stroke following TIA.

Risk Stratification

ABCD2 Score	2-Day Stroke Risk	7-Day Stroke Risk
0-3 (Low risk)	1.0%	1.2%
4-5 (Moderate risk)	4.1%	5.9%
6-7 (High risk)	8.1%	11.7%

Points Breakdown

This tool is based on the ABCD2 score for stroke risk assessment after TIA.

Always use clinical judgment in conjunction with this scoring system.