Method Name
Photo-Optical Clot Detection
Aliases
Thrombin Time, Thrombin Time
Specimen Required
One full 2.7 mL (3.2% sodium citrate) blue top tube. Specimen will be rejected if the tube is underfilled or overfilled.
Specimen Minimum Volume
2.7 mL of blood
Specimen Stability Information
Specimen is stable for 4 hours, if it is not centrifuged or refrigerated. Otherwise the specimen should be centrifuged, the plasma removed, and the plasma frozen at -20 degrees C (2 weeks).
Performing Laboratory
As ordered. Turn around time is 4 hours.
Reference Values
10.3 – 16.6 seconds