ABO Group & Rh Type

Test Code
4490


Alias/See Also
ABO & Rh type; Blood Type (ABO Group & Rh Type); Grouping and Rh, Blood (ABO Group & Rh Type); Type & Rh (ABO Group & Rh Type)


Preferred Specimen
One 7 mL plain red or one 3 mL lavender (EDTA) or pink (K2EDTA).


Minimum Volume
7 mL whole blood (plain red) or 3 mL whole blood (EDTA) at 2-8°C.


Transport Temperature
7 mL whole blood (plain red) or 3 mL whole blood (EDTA) at 2-8°C.


Specimen Stability
Ambient: 3 days; Refrigerated: 1 week; Frozen: Unacceptable


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Separator tubes.


Methodology
Hemagglutination

Setup Schedule
Mon-Sun


Report Available
1-3 days


Limitations
Do not freeze red cells.For Pediatric Collect: 0.5 mL whole blood (plain red) (10 drops) or 0.5 mL whole blood (EDTA) (10 drops) at 2-8°C.




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.