Protein C and Panel #1

Test Code

128463

CPT Codes
85302, 85303, 85305, 85306 (x2)

Includes

4948 - Protein C Antigen
36457 - Protein S, Total and Free
1777 - Protein C Activity
1779 - Protein S Activity

Preferred Specimen

1 mL frozen platelet-poor plasma (x3) collected in separate 3.2% sodium citrate (light blue-top) tubes

Minimum Volume

0.5 mL (x3)

Instructions

Please submit a separate, frozen vial for each special coagulation assay ordered.

**Please see the individual tests for specimen requirements, and stabilities.

Transport Temperature

Frozen

Specimen Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 14 days

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

Gross hemolysis

Methodology
Chromogenic • Clotting Assay • Enzyme Immunoassay • Immunoturbidimetric

Setup Schedule

Set up and Report available: See individual tests

Reference Range

See Laboratory Report

Performing Laboratory

Quest Diagnostics Nichols Institute

14225 Newbrook Drive

Chantilly, VA 20153

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.