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Test Code 412 Hepatitis A Antibody IgM

Additional Codes

ALAB: HEPAAB

PowerChart: Hepatitis A (HAAb) Antibody IgM

MA Cerner: Hep A AB IgM

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.

Useful For

Diagnosis of acute or recent hepatitis A infection

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.

CPT Code Information

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

LOINC Code Information

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

Test Method

Two-Step Immunoassay; Abbott Architect

Reference Values

Nonreactive

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