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HelpTest ID BLOD0923 Direct Coombs
AKA
DAT, DATP, DATG, Direct Antiglobulin Test, Poly
Specimen Type/Requirements
Purple (EDTA) Tube or Pink (EDTA) Tube
Specimen will be rejected if overt hemolysis
Specimen Volume
| Preferred Volume | 4.0 mL EDTA whole blood |
| Minimum Volume | 1.0 mL EDTA whole blood (this will not allow for additional workup) |
Stability/Transport
| Room Temperature | 3 days | |
| Refrigerated | 3 days | Preferred for Transport |
| Frozen | N/A |
Performed Test Frequency
Monday-Sunday
Additional Information
Reference Value: Negative
If positive, additional testing with anti-IgG and anti C3b3d, eluate, and antibody identification may be done with physician order.
Methodology
Gel, Test Tube
Performing Lab
Sanford Laboratories Fargo-Transfusion Services/Blood Bank
CPT
86880