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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