1043
Protein S Antigen, Free
Order Code: 1043
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Test Information
This test provides the antigen level of the blood coagulation factor, Protein S. This protein is one of the regulatory proteins in the blood clotting cascade.
Also Known As
- Protein S
- PS Ag
- PS Ag Free
- PS Antigen
Test Type
Functional/Serologic Test
Sample Notes
Citrated Plasma (light blue top)
Requested Volume
1.5 ml
Minimum / Pediatric Volume
1 ml
Additional Sample Information
Patient should be off warfarin for at least 1 month before drawing sample.
Shipping Information
Frozen
CPT Codes
- 85306
Method
Electrophoresis
Turnaround Time
7 days
New York State Approval
No
DEX Z-Code™
No