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19956: C4a Level By RIA [C4AR] Print View
C4a Level by RIA RIA  < 2831  ng/mL 

PRIMARY
1 Plasma EDTA 1 (0.5) mL   Frozen - 12 Month(s)  
ALTERNATE

Centrifuge at room temperature within one half hour of collection;
preferably immediately after venipuncture. Transfer the cell-free
plasma to a clean tube and store immediately at -20 C, then
transfer to dry ice for shipment within 6 hours or immediately
freeze on dry ice or at -70 C or below.

This test cannot be collected in a PSC or IOP.

Note: Send frozen plasma overnight via FedEx and in a well insulated
container on dry ice.
Setup Schedule
Thursday

Reported (Analytical Time)
20 days

CPT Code
86160

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.

Notes
Specimen Requirements: Pediatric minimum 0.5 mL
Reject Criteria: Received room temperature; Received refrigerated
Specimen Stability: Frozen -20 6 Hours; Frozen -70 1 year
Set up: 1st and 3rd Thursday of the month; Report available: 20 days






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