Question

A 78-year-old on warfarin for AF requires an elective colonoscopy with polypectomy. CHADS2-VASc is 3, no prior stroke. Best periprocedural anticoagulation strategy?

Accepted Answer

Stop warfarin 5 days prior without bridging and resume after

Answer

Bridge with therapeutic LMWH during interruption

Answer

Continue warfarin through the procedure

Answer

Switch to DOAC 1 week before

Answer

Give vitamin K empirically then restart

Practice question

A 78-year-old on warfarin for AF requires an elective colonoscopy with polypectomy. CHADS2-VASc is 3, no prior stroke. Best periprocedural anticoagulation strategy?