Test Code FACTOR VIII ACTIVITY FACTOR VIII ACTIVITY
Department
Coagulation
Group Components
FACTOR VIII
Specimen Type
Plasma
Container
Sodium citrate 3.2% (light blue-top)
Special Requirements
1.8 mL tube available. Any blue-top tube must be completely filled.
Standard Volume
2.7ml
Minimum Volume
1.8ml
Pediatric Volume
N/A
Method
Photometric Clot Detection
Ship Temperature
See Stability
Stability Room Temp
4 Hours
Stability Refrigerated
4 Hours
Stability Frozen
7 Days
Spin down and separate plasma. Freeze plasma at -70° C.
CPT Code
85244
Days Test Set Up
Monday through Friday