Test Code DAT Coombs, Direct
Specimen Requirements
Draw blood in a lavender-top (EDTA) tube(s), and send 5 mL (pediatric: 0.5 mL) of EDTA whole blood. Forward unprocessed whole blood promptly.
Specimen Stability Information
Specimen Type |
Temperature |
Time |
Whole blood, EDTA |
Refrigerated |
72 hours |
Reference Values
Negative (reported as positive or negative)
Reject Due To
Hemolysis |
NA |
Lipemia |
NA |
Icterus |
NA |
Day(s) Test Set Up
Monday through Sunday
Performing Laboratory
Huntsville Hospital Laboratory/Madison Hospital Laboratory
Test Classification and CPT Coding
86880