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Test ID: DIS2    
HLA Class II Molecular Typing Disease Association

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Test Classification Provides information regarding the medical device classification for laboratory test kits and reagents. Tests may be classified as cleared or approved by the US Food and Drug Administration (FDA) and used per manufacturer's instructions, or as products that do not undergo full FDA review and approval, and are then labeled as an Analyte Specific Reagent (ASR), Investigation Use Only (IUO) product, or a Research Use Only (RUO) product.

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Medical Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.

81375-HLA Class II typing, low resolution (eg, antigen equivalents); HLA-DRB1/3/4/5 and -DQB1

LOINC® Code Information Provides guidance in determining the Logical Observation Identifiers Names and Codes (LOINC) values for the result codes returned for this test or profile.

Result IDReporting NameLOINC Code
DRDR Locus Serology21341-3
DR1DRB1 Locus Molecular21341-3
DRWDRw Locus SerologyIn Process
DRB3MDRB3 Locus Molecular59022-4
DRB4MDRB4 Locus Molecular59021-6
DRB5MDRB5 Locus Molecular59020-8
DQDQ Locus Serology34143-8
DQ2DQA1 Locus Molecular44728-4
DQ1DQB1 Locus Molecular13305-8
DP2DPA1 Locus Molecular59018-2
DP3DPB1 Locus Molecular59017-4