How should elevated PT of unclear etiology and significance be evaluated?
2 Answers
Mednet Member
Hematology · Mayo Clinic
Mild prolongation of the prothrombin time (PT) may represent a normal ‘outlier’. If there is no obvious explanation for a moderate to marked prolongation of the PT (for example, anticoagulation therapy effect, liver disease, nutritional deficiency like vitamin K deficiency. then the next step is to ...