ABO Blood Group

Test Code

CPT Codes

Preferred Specimen
1 full large (6 mL) EDTA (lavender top or pink top) or two full (3 mL) EDTA (lavender top) tube(s).
(minimum 3 mL EDTA blood (lavender top or pink top) (1 full 3 mL tube or half filled 6 mL tube)

Avoid hemolysis. Gently invert 10 times.

Transport Container
EDTA (lavender top) tube or EDTA (pink top) tube---not provided by CompuNet

Transport Temperature
     For specimen integrity in the lock box click here

Specimen Stability
Room Temperature = n/a
Refrigerated = 3 days
Frozen = n/a

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Rejected for hemolysis


Setup Schedule
Sunday - Saturday

Report Available
1 day

Clinical Significance
ABO type and Rh are needed to identify candidates for Rh immune globulin and to assess the risk of hemolytic disease of the newborn.

Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439

The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.