Collection Information

Collection Instruction

3.0 - 5.0 mL blood in lavender-top (EDTA) tube(s). A pre-transfusion specimen is the preferred specimen for testing. Frozen unacceptable.

Preferred Specimen

Container:

Lavender-Top (EDTA) Tube

Volume:

3.0 mL

Specimen Stability

24 Hours (Refrigerated 2-8°C)

Process Information

CPT Code(s)

83020, 83021, 85027

Turnaround Time

2 Weeks

Reference Range

N/A

Reject Criteria

Specimens that exceed stated stability, unlabeled/mislabeled/mismatched specimens, specimens submitted in leaking containers, clotted or grossly hemolyzed specimens