Collection Information

Collection Instruction

4 mL blood in light green, gold-top tube, or red top tube. Allow specimen to clot completely at room temperature Separate serum from cells ASAP or within 2 hours of collection. Collect specimen between 6-10 a.m.

Preferred Specimen

Container:

Light Green/Gold-Top/Red-Top Tube

Volume:

1.0 mL

Specimen Stability

7 Days (Refrigerated 2-8°C) 2 Months (Frozen -70°C)

Process Information

CPT Code(s)

85652

Turnaround Time

48 Hours

Reference Range

N/A

Reject Criteria

Specimens that exceed stated stability, unlabeled/mislabeled/mismatched specimens, specimens submitted in leaking containers, specimens collected in lavender top (EDTA) or pink (K2EDTA), grossly hemolyzed or lipemic specimens