Prothrombin Time Test

Cancer Terms -> Activity -> Clinical or Research Activity -> Procedure -> Test -> Clinical Pathology Procedure -> Hematologic Technique -> Coagulation Study -> Prothrombin Time Test

Prothrombin Time Test Definition

A measurement of the clotting time of plasma recalcified in the presence of excess tissue thromboplastin; it is a measure of the extrinsic pathway of coagulation. It is used to determine the clotting tendency of blood, in the measure of warfarin dosage, liver damage and vitamin K status. Factors measured are fibrinogen, prothrombin, and factors V, VII, and X.

Prothrombin Time Test Synonyms

Prothrombin Time, PT, Prothrombin Time Test

Terms in Prothrombin Time Test category

International Normalized Ratio of Prothrombin Time