Question category: Haematology
A patient who is on warfarin for atrial fibrillation presents with severe abdominal pain. She has been on steroids for a recent flare of COPD. She is hypotensive and tachycardic and you suspect she may have had a retroperitoneal perforation. Her INR is 8.0, Hb is 7.2 and platelets 132. She is given 5mg of IV vitamin K. What other management is required for her INR?