Question

A 68‑year‑old man with AF of unknown duration (>48 hours) is symptomatic and scheduled for electrical cardioversion. Which approach is appropriate?

Accepted Answer

Anticoagulate for ≥3 weeks before cardioversion, then ≥4 weeks after

Answer

Immediate cardioversion without anticoagulation

Answer

Heparin bolus and cardioversion with no further anticoagulation

Answer

No cardioversion; rate control only

Answer

Start aspirin only and proceed to cardioversion

Practice question

A 68‑year‑old man with AF of unknown duration (>48 hours) is symptomatic and scheduled for electrical cardioversion. Which approach is appropriate?