HLA A,B,C Intermediate Resolution

CPT: 81372
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Test Details


HLA antigens may be correlated with certain disease states or other clinical conditions. Indicate in clinical information which antigen(s) is of interest. Also used for screening of transplant candidates and potential donors, transfusion of specifically compatible blood products, among others.


This test was developed, and its performance characteristics determined, by LabCorp. It has not been cleared or approved by the US Food and Drug Administration (FDA).


Sequence-based typing (SBT), sequence-specific oligonucleotide probes (SSOP), and/or sequence-specific primers (SSP) as needed to obtain the required resolution.

Specimen Requirements


Whole blood


7 mL

Minimum Volume

3 mL


Lavender-top (EDTA) tube

Storage Instructions

Maintain specimen at room temperature; protect from extreme heat or cold. Do not freeze.

Causes for Rejection

Hemolyzed specimen; clotted specimen; wrong specimen container

Clinical Information

Special Instructions

If you have questions, please call 800-533-1037 (HLA customer service) for assistance in selecting the proper HLA test for the patient.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
167116 HLA A,B,C (IR) 167384 HLA Methodology 49549-9
167116 HLA A,B,C (IR) 167727 HLA-A 13298-5
167116 HLA A,B,C (IR) 167728 HLA-A 13298-5
167116 HLA A,B,C (IR) 167729 HLA-B 13299-3
167116 HLA A,B,C (IR) 167730 HLA-B 13299-3
167116 HLA A,B,C (IR) 167739 HLA-C 42664-3
167116 HLA A,B,C (IR) 167740 HLA-C 42664-3

For Providers

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CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf