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Direct Coombs

Test Code
DC


Alias/See Also
DC, DAT, Direct Antiglobulin Test


Includes
If DC is positive, DC-IgG and DC-C3d will be performed as well as an elution if indicated


Preferred Specimen
4 mL EDTA whole blood


Minimum Volume
500 uL for newborns; elution may not be able to be performed on this volume.


Transport Container
Original collection vial


Transport Temperature
Ambient


Specimen Stability
if delay in testing occurs, EDTA specimens are to be rfrigerated and clot tubes should be held at ambient temperature.


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Collected in SST tube


Report Available
Same Day


Reference Range
Negative




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.