A prothrombin time (PT) test measures the amount of time it takes for your blood plasma to clot. Prothrombin, also known as factor II, is just one of many plasma proteins involved in the clotting ...

Thirteen patients with liver disease and an abnormal prothrombin time refractory to vitamin K therapy were studied (Tables 1 and 2). None of the patients were actively bleeding, and none had received ...

A deficiency of one or more components of the prothrombin complex may complicate many clinical states: cirrhosis; hepatitis; biliary obstruction; malabsorption; childbirth; and the preoperative and ...

For patients who experience excessive bleeding during cardiac surgery, four-factor prothrombin complex concentrate (4F-PCC), a blood product that contains clotting factors, is significantly more ...