Protein C Antigen levels may be decreased with congenital deficiency, treatment with oral anticoagulants, liver disease, DIC, and post-surgery.
Draw blood in a light blue-top tube containing 3.2% sodium citrate,
mix gently by inverting 3-4 times. Centrifuge 15 minutes at 1500 g
within one hour of collection. Using a plastic pipette, remove plasma,
taking care to avoid the WBC/platelet buffy layer and place into a
plastic vial. Centrifuge a second time and transfer platelet-poor
plasma into a new plastic vial(s). Freeze immediately and transport
on dry ice.
Monday, Wednesday, Friday
Reported (Analytical Time)
The CPT codes provided 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 payer being billed.
Reject Criteria: Received room temperature; received refrigerated; gross hemolysis