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CHA₂DS₂-VASc Score

Atrial fibrillation stroke risk & OAC decision support

Biological Sex

Age Group

Risk Factors

0Low Risk

Anticoagulation generally not recommended. Consider annual reassessment.

Use HAS-BLED to assess bleeding risk before initiating anticoagulation.

For clinical decision support only. Does not replace provider judgment. Verify all scores before acting on results.