A 73-year-old man with persistent atrial fibrillation has been on Warfarin for 10 years. His INR control is poor - his time in therapeutic range (TTR)...

Question

A 73-year-old man with persistent atrial fibrillation has been on Warfarin for 10 years. His INR control is poor - his time in therapeutic range (TTR) over the past 6 months is 48%. He has had two minor GI bleeds. His CHA₂DS₂-VASc score is 4 and HAS-BLED score is 3. What is the MOST appropriate action?

Accepted Answer

Switch to a DOAC as INR control is suboptimal (TTR

Answer

Continue Warfarin and increase monitoring frequency

Answer

Stop all anticoagulation due to bleeding risk

Answer

Switch to Aspirin for stroke prevention

Answer

Add Clopidogrel to Warfarin for better protection

uk-dgm MCQ (SBA): Switching Warfarin to DOAC for Poor TTR