MDCalc

CHA₂DS₂-VA Score for Atrial Fibrillation Stroke Risk

Calculates stroke risk for patients with atrial fibrillation; similar to the CHA₂DS₂-VASc Score but without considering sex.

Age

Chronic heart failure

Hypertension

Prior stroke, TIA, or arterial thromboembolism

Vascular disease

Diabetes mellitus

Result:

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Advice
  • Use the results of this tool to guide the management of thromboembolic risk in AF, alongside comprehensive evaluation, clinical judgment, specialty recommendations, and patient preference. 
  • Reassess stroke risk at periodic intervals.
Management
  • Score of ≥2: 

  • Score of 1: Use clinical judgment to weigh the risks and benefits of anticoagulation.

  • Score of 0: Anticoagulation is not recommended.

  • Please see the ESC guidelines for the management of AF for additional recommendations.