Test Code PROTEIN S ACTIVITY PROTEIN S ACTIVITY
Department
Coagulation
Specimen Type
Plasma
Method
Photometric Clot Detection
Container
Sodium citrate 3.2% (light blue-top)
Special Requirements
Two (2) 2.7 mL blue-top tubes required. 1.8 mL tubes available. All tubes must be filled completely.
This test is not eligible for Add-Ons
Standard Volume
5.4ml
Minimum Volume
2.7ml
Pediatric Volume
N/A
Ship Temperature
Refrigerated up to 4 hours.
If it will take more than 4 hours for the specimen to reach the testing laboratory, double spin, separate plasma from cells and ship frozen.
Stability Refrigerated
4 hours
Stability Room Temp
4 hours
Stability Frozen
1 month @-70 degrees
CPT Code
85305
Days Test Set Up
Monday through Friday
Group Components
PROTEIN S