Test Code LAB274 DAT -Direct Antiglobulin Test (Direct Coombs)
Reporting Title
DAT
Methodology
Used to detect immunoglobulin G and/or complement component to patient’s red cells.
Performing Laboratory
OhioHealth Laboratory Services-Transfusion Services
Specimen Requirements
Draw blood in a 6-mL, pink-top (K2 EDTA) tube; and send a minimum of 5 mL of K2 EDTA whole blood.
Note: Specimen and request form must be signed, dated, and timed by person drawing specimen.
Reference Values
Negative
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
86880