Protein S Antigen, Total and Free

CERNER / EPIC MNEMONIC: PRO S ANT
POE DESCRIPTION: PROTEIN S ANTIGEN; PROTEIN S AG; PRO S AG
CPT CODE: 85305-90; 85306-90
TURNAROUND TIME: 5-7 working days
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
SPECIMEN REQUIREMENTS:

4.0 mL blood (2.0 mL citrated platelet poor plasma)

REJECTION CRITERIA: Specimen hemolyzed; Hct > 55%
MINIMUM VOLUME:

3.5 mL blood (1.0 mL citrated platelet poor plasma)

REFERENCE RANGE:

See Specialty Labs - Rush Custom Panel #P6126I

See separate laboratory report.