Days Set Up
Monday - Friday, 7:30am - 4:00pm
Analytic Time

4 - 96 hours

MiChart Code
Antibody Identification
Soft Order Code

Test Updated:


Red Cell Antigen Typing
Blood Type, Antibody Identification
Red Cell Antibody Evaluation

Looking to order a test?

We’ve provided helpful links to make ordering easy.

Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology
Test Usage

Done on patients who have a positive antibody screening test to identify unexpected antibody(ies). Antibody identification is routinely necessary prior to transfusion.

Reference Range

Interpretive report provided.

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

Specimen Requirements

Collection Onsite

Blood Bank is not able to share tubes with other laboratories. Specimens are unacceptable if: clotted, collected in serum separator tube, contaminated, grossly hemolyzed, of inadequate volume, or not properly labeled with patient identification.

Collection Offsite

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

Pink Top Tube
Normal Volume
6 mL whole blood
Minimum Volume

Billing Information

CPT Code
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.