A week later she developed a pulmonary embolism, due to a deep vein thrombosis and was treated with warfarin (5 mg/d) (heparin therapy was simultaneously discontinued). The patient was ...

after two doses of warfarin 5 mg i.v., his INR increased from 1.4 to 2.4 by the fourth day after administration of the first i.v. dose (day 2 postdischarge). Only two doses of i.v. warfarin were ...