CHA₂DS₂-VASc score

It's used to assess the risk of stroke in patients with atrial fibrillation (AF), which can help guide anticoagulation therapy.

 

 

Risk Factor

Points

C

Congestive heart failure / LV dysfunction

1

H

Hypertension

1

A

Age ≥ 75 years

2

D

Diabetes mellitus

1

S

Stroke / TIA / Thromboembolism

2

V

Vascular disease

(e.g., prior MI, PAD, aortic plaque)

1

A

Age 65–74 years

1

S

Sex category (female)

1

 

Interpretation:

• 0 points: Low risk of stroke 

• 1 point: Moderate risk of stroke 

• 2 or more points: High risk of stroke 

 

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