71f61991_Bleeding_Disorders__Measures
[Test] Prothrombin Time (PT) [Ordered when/to] Investigate bleeding or thrombotic episode Pre-surgical screen for risk of excessive bleeding [Abnormal results may indicate] Prolonged PT may suggest need for further tests. May be elevated in inherited or acquired conditions. [Measures] 
Time to clot test; evaluates the extrinsic and common pathways of coagulation cascade
Bleeding Disorders
Measures