Order only when assessing immunity for HAV from either vaccination or previous infection. Do not use to diagnose acute infection.
Methodology:
Qualitative Chemiluminescent Immunoassay
Performed:
Sun-Sat
Reported:
Within 24 hours
Specimen Required:
Collect: Serum separator tube.
Specimen Preparation: Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL) Also acceptable: K2EDTA plasma.
Storage/Transport Temperature: Refrigerated.
Unacceptable Conditions: Specimens collected in citrate-based anticoagulant. Specimens containing particulate material. Heat-inactivated, severely hemolyzed, or lipemic specimens.
Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Indefinitely (avoid repeated freeze/thaw cycles)
Reference Interval:
Negative
Note:
This assay tests for IgG and IgM antibodies, but does not differentiate between them.
CPT Code(s):
86708
Cross References:
HAV Ab Total (Hepatitis A Virus Antibodies (Total)), Hepatitis A Antibody (Hepatitis A Virus Antibodies (Total))
