Question

A 70-year-old man has non-valvular atrial fibrillation and is stable on Warfarin with a target INR 2–3. He is scheduled for elective colonoscopy with possible polypectomy. What is the most appropriate management of his Warfarin before the procedure?

Accepted Answer

Stop Warfarin 5 days before and consider bridging based on thrombotic risk

Answer

Continue Warfarin at the same dose

Answer

Stop Warfarin on the morning of the procedure only

Answer

Switch to Aspirin for 1 week before the procedure

Answer

Increase Warfarin dose 1 week before to ensure anticoagulation

Practice question

A 70-year-old man has non-valvular atrial fibrillation and is stable on Warfarin with a target INR 2–3. He is scheduled for elective colonoscopy with possible polypectomy. What is the most appropriate management of his Warfarin before the procedure?