- Specimen
- 0.5 mL citrated plasma in blue top tube
- Description
- Prothrombin Time and aPTT
Prothrombin Time and Activated Partial Thromboplastin Time.
Interferences: marked hemolysis or lipemia. Partially full blue top tubes may falsely increase sample's coagulation time.
Note: clotting of the sample may preclude the analysis. The blue top tube needs to be filled to 2/3 or more of its capacity. Partially full blue top tubes may falsely increase coagulation times.