42200:HEPATITIS A VIRUS ANTIBODY, TOTAL (ANTI-HAV, TOTAL)
Alias Names:
HAV
Methodology:
Chemiluminescence (CL)
Edit Date:
11/14/2009
Performed:
Daily
Released:
Same day as tested
CPT Code:
86708
Specimen Collection Details
Collection:
One 7.5 mL serum separator tube (SST). Also acceptable: One 5 mL red top tube. Patients need not fast and no special preparations are necessary
Handling:
Allow to clot, centrifuge and immediately separate serum from cells. Refrigerate.Freeze if specimen cannot be assayed within 48 hours. Allow no more than two freeze/thaw cycles. If multiple tests are ordered, send separate specimen for this test.
Standard Volume:
2 mL serum.
Minimum Volume:
1 mL serum.
Transport:
Refrigerated, or frozen on dry ice.
Comments:
Primary use is to determine previous exposure to hepatitis A virus. Increasing titers of anti-HAV in sequential patient specimens may indicate ongoing hepatitis. Useful in determining immune status or for epidemiological studies.
Rejection Criteria:
Gross hemolysis; gross lipemia; heat-inactivated specimens; refrigerated specimen received in laboratory more than 48 hours after collection.