Test Code DAT. Direct Antiglobulin Test (DAT), Blood
Additional Codes
- Expanse Test Name:Direct Antiglobulin Test
- Medinet Ref Code:DAT.
- OV Code:BBT*DAT.
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Agglutination
Specimen Requirements
Specimen must arrive as soon as possible after draw. Specimens greater than 48 hours old will not be accepted. In the case of a Transfusion reaction workup, pre transfusion samples will be accepted if they are outside of the 48 hour window.
EDTA Whole Blood
Draw blood in a pink-top (K2EDTA) tube(s), and send 7 mL of K2 EDTA whole blood refrigerated.
Note: Cord blood is acceptable.
.
Reference Values
Negative
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT:86880
LOINC: 46274-7-Polyspecific AHG
LOINC: 55776-9 -Anti-IgG AHC
LOINC: 55774-4 - Anti Complement AHG