Gynaecology & Obstetrics A pregnant with known cardiac disease on warfarin for anticoagulation, presents soon after conception. What should be advised now? A Continue warfarin throughout the pregnancy B Replace warfarin with Unfractionated/LMW heparin in first trimester C Use LMW heparin through out pregnancy D Give Unfractionated heparin through out pregnancy 💡 Explanation A pregnant with known cardiac disease on warfarin for anticoagulation, presents soon after conception. What should be advised now? ✓ Correct Answer: B. Replace warfarin with Unfractionated/LMW heparin in first trimester