Warfarin to be stopped__ days before surgery: (A) 2 to 3 days, (B) 4 to 5 days, (C) 6 to days, (D) 8 to 9 days
Answer is B. Warfarin should be stopped 4 to 5 days before surgery. clinical implication : to replenish coagulation factors. Monitor PT with INR* , aPTT,ACT. In emergency cases, give Inj.vitamin K., if bleeding continues give FFP,croprecipitate transfusions.