Direct Antiglobulin Test Only

Test Overview

Test Usage

To detect IgG Immunoglobulin and/or complement adherence to red cells in immune hemolytic anemia. Recommended to monitor patients who have already had a Direct Antiglobulin Test - Complete Study.

Reference Range *

Negative

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

Use of red top tubes or serum separator tubes may cause false positive reactions.

Test Details

Days Set Up

Monday - Friday, 8:00am - 4:00pm

Analytic Time

1 - 72 hours

Soft Order Code

DAT

MiChart Code

C3 DIRECT ANTIGLOBULIN

Synonyms

Coombs Test
Coombs Antibody
Coombs' Antibody
Coombs' Test
Coombs` Test
DAT
DAT POLYSPECIFIC
DATP INT

Laboratory

Blood Bank

Section

Blood Bank

Specimen Requirements

Collection Instructions

Collect specimen in a pink top tube. Send intact specimen at room temperature. Specimens are unacceptable if collected in a serum separator tube, contaminated, or grossly hemolyzed. Specimens sent for Blood Bank testing cannot be split for use by other laboratories.

Alternate Specimen

IN-HOUSE: Lavender top tube (intact specimen) may be substituted for Pink top. All other specimen types are unacceptable. MLABS: Pink top tube (intact specimen) is preferred; the following are acceptable: lavender top (glass or plastic), red top (glass only). Plastic red top tubes will be rejected without exception. [10/03; rev 4/04]