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Test Code 412 Hepatitis A Antibody IgM

Additional Codes

MLAB: HEPAAB

PowerChart: Hepatitis A (HAAb) Antibody IgM

Epic: LAB798 Hepatitis A Antibody, IgM

MA Cerner: Hep A AB Igm.

Test Method

Two-Step Immunoassay; Abbott Architect

Specimen Requirement

150 mcL serum or plasma is required.

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top, EDTA purple-top or red-top tube. PST and SST (gel tubes) are acceptable. Serum or plasma should be separated from contact with the cells within 2 hours of collection. Specimens not centrifuged within 4 hours of collection may be rejected. Refrigerate the specimen if unable to assay within 8 hours of collection. Grossly hemolyzed specimens are not acceptable. Samples with >1+ lipemia must be cleared prior to analysis.

Performance

Testing is performed Monday through Sunday.

Routine: Typically completed within 4 hours after the specimen arrives at the testing site.

STAT: Typically completed within 2 hours after the specimen arrives at the testing site.

Reference Values

Nonreactive

CPT Code Information

86709 Testing for Infectious Disease Antibodies, Hepatitis A, igm antibody

Useful For

Diagnosis of acute or recent hepatitis A infection

LOINC Code Information

22314-9 Hepatitis A virus IgM Ab [Presence] in Serum

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