Many patients with the antiphospholipid antibody syndrome and recurrent thrombosis receive doses of warfarin adjusted to achieve an international normalized ratio (INR) of more than 3.0. However, t ...

Background: Portal vein thrombosis (PVT)—the formation of a thrombus within the portal vein or its branches (superior mesenteric and splenic veins)—arises from local and systemic prothrombotic factors ...

Credit: Getty Images. “The elevation in INR can be explained by the inhibition of CYP2C9 by cannabis use causing decreased metabolism of warfarin,” the authors explained. A recently published ...

A model can predict the risk for portal vein thrombosis in patients on the waiting list for liver transplantation, a large database study shows, but whether prophylaxis can help has to be determined.

Summary: A 66-year-old white man with a history of multiple myeloma was treated in an ambulatory care anticoagulation clinic for deep vein thrombosis. His INR values were normal during therapy ...

Warfarin sodium and other vitamin K antagonists adjusted to achieve a target INR of 2–3, can be used to prevent and treat venous thromboembolism (VTE, for example, pulmonary embolism or deep ...

Figure 1.Portal vein thromboembolism development post COVID-19. A – abdominal ultrasound confirming the absence of blood flow in a dilated portal vein; B – computed tomography (CT) scan showing a ...

In six studies comparing low-molecular-weight heparin with warfarin after total knee replacement, the rates of venographically identified deep- vein thrombosis in the groups that received low ...

In the same year, Russell Hull and colleagues published a randomized study comparing patients with proximal vein thrombosis treated with a dose of warfarin adjusted according to a PT reagent made ...

Portal vein thrombosis (PVT) is a blood clot that causes irregular blood flow to the liver. Learn about the symptoms and treatment of this condition.