Question

A 55-year-old with nonvalvular AF on warfarin (CHADS₂ = 2) is scheduled for elective colonoscopy with polypectomy. No mechanical valve, no recent stroke/TIA. How should periprocedural anticoagulation be managed?

Accepted Answer

Hold warfarin appropriately without LMWH bridging

Answer

Continue warfarin with target INR 3.0-3.5

Answer

Bridge with therapeutic LMWH for all AF patients

Answer

Switch to DOAC 48 hours before and resume after

Answer

Place temporary IVC filter

Practice question

A 55-year-old with nonvalvular AF on warfarin (CHADS₂ = 2) is scheduled for elective colonoscopy with polypectomy. No mechanical valve, no recent stroke/TIA. How should periprocedural anticoagulation be managed?