Factor 9 Activity

CERNER / EPIC MNEMONIC:

F9 ACT

POE DESCRIPTION:

F9 ACTIVITY

CPT CODE:

85250

DAYS PERFORMED: Mon-Sun, 1600-2300
TURNAROUND TIME: 24 hours
SPECIAL INSTRUCTIONS:

This test cannot be added onto an existing sample more than 12 hours old.

CONTAINER TYPE: Blue top (sodium citrate) tube
COLLECTION:

See Section - Specimen Collection Guidelines - Coagulation Specimens. Pediatric tubes must be completely filled.

SPECIMEN REQUIREMENTS:

4.5 mL blood (1 mL citrated plasma)

REJECTION CRITERIA: Underfilled tube (QNS)
MINIMUM VOLUME: 3.5 mL blood (0.5 mL citrated plasma)
HANDLING INSTRUCTIONS: Transport the specimen to the laboratory as soon as possible. Specimen MUST be received within 4 hours after collection.
TEST SYNONYM(S):Antihemophilic B Factor; Autoprothrombin II; Christmas Factor; Plasma Thromboplastin Component (PTC); Platelet Cofactor II