Custom VA Protein C Panel (Client 8767, 58240)

Test Code

9767CS

CPT Codes
85303, 85307<br>Restricted Client Code

Includes

Activated Protein C-Resistance
Protein C Activity
Protein C Antigen

Preferred Specimen

First specimen: 2 mL plasma collected in 3.2% sodium citrate (light blue-top) tube, and
Second specimen: 1 mL plasma (x2) collected in 3.2% sodium citrate (light blue-top) tube

Minimum Volume

First plasma: 1 mL
Second plasma: 0.5 mL (x2)

Instructions

See individual assays

Transport Temperature

Frozen

Specimen Stability

First plasma
Room temperature: 1 hour
Refrigerated: 4 hours
Frozen: 6 Months

Second plasma
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen -20° C: 14 days
Frozen -70° C: 1 year

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis • Lipemia • Thawed Plasma • Clotted specimen • Serum • Thawed samples • Received room temperature • Received refrigerated

Methodology
RVVT Based Clot Assay • Clotting Assay • Enzyme Immunoassay

Setup Schedule

See individual assays

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.