Collection Information

Collection Instruction

Collect Lavender-Top (EDTA) Tube. Label with patient's name and DOB

Preferred Specimen

Container:

Lavender-Top (EDTA) Tube

Volume:

4mL

Specimen Stability

24 Hours (Ambient); 14 Days (Refrigerated 2-8°C)

Process Information

CPT Code(s)

83036

Turnaround Time

72 Hours

Reference Range

3.5 - 6 %

Reject Criteria

Hemolysis; short draw; improper labeling; patient information mismatch