A 67-year-old with nonvalvular AF on warfarin (mechanical mitral valve absent) is scheduled for colonoscopy with polypectomy (high bleeding risk). He ...

Question

A 67-year-old with nonvalvular AF on warfarin (mechanical mitral valve absent) is scheduled for colonoscopy with polypectomy (high bleeding risk). He has CHA₂DS₂‑VASc 3 and no prior stroke/TIA. Per CHEST, bridging?

Accepted Answer

Hold warfarin appropriately without heparin bridging

Answer

Bridge with therapeutic LMWH

Answer

Switch to DOAC immediately

Answer

Continue warfarin through the procedure

Answer

Give prophylactic-dose LMWH bridge

us-abim MCQ (SBA): Perioperative Warfarin (AF)

A 67-year-old with nonvalvular AF on warfarin (mechanical mitral valve absent) is scheduled for colonoscopy with polypectomy (high bleeding risk). He has CHA₂DS₂‑VASc 3 and no prior stroke/TIA. Per CHEST, bridging?