Question

A 68-year-old woman with chronic atrial fibrillation and a mechanical mitral valve is on warfarin. Her INR is 3.5 (target 2.5-3.5). She has no bleeding symptoms. What is the most appropriate management?

Accepted Answer

Reduce the warfarin dose slightly and recheck INR

Answer

Hold warfarin and give vitamin K 10 mg IV

Answer

Continue current warfarin dose

Answer

Stop warfarin and switch to a DOAC

Answer

Admit for heparin bridging

Practice question

A 68-year-old woman with chronic atrial fibrillation and a mechanical mitral valve is on warfarin. Her INR is 3.5 (target 2.5-3.5). She has no bleeding symptoms. What is the most appropriate management?