Test Code DATSCR Direct Coombs
Additional Codes
| Epic ID | LAB2040 |
Specimen Requirements
Preferred Collection Container: EDTA pink top tube
Acceptable Collection Container: EDTA purple top tube
Collect: One 6mL EDTA pink top tube labeled appropriately.
Labeling guidelines:
Allen in-patient or out-patient with armband: Label specimen with sunquest cart printed label scanned at the bedside or hand written orange label completed at patient bedside.
Allen out-patient without armband, without plans for transfusion and surgery >3 days: Label specimen with preprinted sunquest label, chart label, or hand written label (not orange label).
Note: If >24 hours for specimen to arrive at the lab, separate plasma from red cells and send both tubes labeled appropriately refrigerated.

Stability/Transport
| Temperature | Stability | Preferred Transport |
| Room Temp | 8 hours | X |
| Refrigerated | 48 hours |
Unacceptable Conditions
Serum/cells from SST (gel) tubes is unacceptable
Performing Lab
Allen Hospital Laboratory
Marshalltown Laboratory
Useful For
The direct coombs test is used to demonstrate antibodies that have become attached to the patient's red cells in vivo in the following settings: a.Hemolytic Disease of Newborn due to maternal antibodies attached to fetal RBC. b.Hemolytic transfusion reaction due to incompatibility of donor blood. c.Autoimmune or drug-induced hemolytic anemia.
Day(s) Performed
Daily
Report Available
1 hour
CPT Code Information
86880