A 72-year-old with atrial fibrillation (CHA2DS2-VASc 5) on warfarin has labile INRs. eGFR 65, no mechanical valve. Best alternative?...

Question

A 72-year-old with atrial fibrillation (CHA2DS2-VASc 5) on warfarin has labile INRs. eGFR 65, no mechanical valve. Best alternative?

Accepted Answer

Switch to a DOAC (e.g., apixaban)

Answer

Continue warfarin regardless

Answer

Stop anticoagulation due to labile INR

Answer

Add aspirin to warfarin

Answer

Switch to dabigatran if mechanical valve present

us-abfm MCQ (SBA): AF Anticoagulation Choice