Question

A 63-year-old with AF (CHA₂DS₂-VASc 4) needs electrical cardioversion for AF of unknown duration. Best anticoagulation strategy?

Accepted Answer

At least 3 weeks of therapeutic anticoagulation before and 4 weeks after cardioversion

Answer

No anticoagulation if TEE is normal

Answer

48 hours of aspirin then cardioversion

Answer

Start warfarin only after cardioversion

Answer

No need for post-cardioversion anticoagulation

Practice question

A 63-year-old with AF (CHA₂DS₂-VASc 4) needs electrical cardioversion for AF of unknown duration. Best anticoagulation strategy?