II. Background
- Measures the Common Clotting Pathway
- Measures the rate of Clot Formation in anticoagulated blood when Thrombin is added
- Results for an individual patient are compared with those of pooled blood from multiple normal patients
III. Labs: Normal
- Range: 11.3-18.5 seconds
IV. Causes: Increased
- Thrombolytic therapy
- Heparin therapy
- Disseminated Intravascular Coagulation (DIC)
- Hypofibrinogenemia
- Dysfibrinogenemia