Advanced Diagnostic Laboratories

Collect

Plain red top or SST tube.

Specimen Preparation

Onsite [NJH]: Transport to lab within 1 hour.
Offsite: Separate serum from cells within 2 hours by centrifuge and aliquot into a labeled polypropylene or similar plastic tube.
Preferred volume: 1 mL serum

Pediatric Collection

Minimum Volume: 0.5mL serum

Storage Transport Temp

Offsite: Frozen. Send serum Priority Overnight via FedEx and in a well insulated container on dry ice.

Stability

Stability after cell separation:       
3 days at RT (15-25°C)
7 days refrigerated at 2-8°C
> 7 days  ≤ -20°C (avoid > 3 freeze / thaws)

Performed

Monday-Friday

Methodology

Chemiluminescent Magnetic Immunoassay (CLIA)

Reported

4 hour routine, 1 hour STAT

Department

Core Lab

Reference Interval

All Ages = Nonreactive

CPT Code

87340