
Evaluation of PT and aPTT Test Results
Specialty: | Hematology Oncology Clinical Laboratory |
Objective: | |
ICD-10: | |
Description: | The prothrombin time (PT) and activated partial thromboplastin test (aPTT) are common screening tests for the coagulation cascade. If one or both of these tests is abnormal, retesting of the sample after addition of normal plasma can help separate a deficiency state from the presence of an inhibitor. |
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