42140:HEPATITIS B CORE ANTIBODY, IgM (ANTI-HBc, IgM)
Same day as tested
Specimen Collection Details
One 7.5 mL serum separator tube (SST). Also acceptable: One 5 mL red top tube. Patients need not be fasting and no special preparations are necessary.
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 other testing is ordered, send separate specimen for this test.
2 mL serum.
1 mL serum.
Refrigerated, or frozen on dry ice.
Recommended use is as an aid in the diagnosis of acute or recent (usually six months or less) hepatitis B viral infection.
Gross hemolysis; gross lipemia; heat-inactivated specimens; refrigerated specimen received in laboratory more than 48 hours after collection.