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Test Code HBCPR Hepatitis B Virus Core Total Antibodies Prenatal, Serum


Ordering Guidance


This test should not be used to test symptomatic individuals (ie, diagnostic purposes) suspected with viral hepatitis. For testing such patients with or without risk factors for hepatitis B virus (HBV) infection, order HBC / Hepatitis B Virus Core Total Antibodies, Serum.

 

This test should not be used to screen or test asymptomatic, nonpregnant individuals with or without risk factors for HBV infection. For testing such patients, order HBCSN / Hepatitis B Virus Core Total Antibodies Screen, Serum.

 

If hepatitis B core total antibody test that reflexes to hepatitis B virus core IgM, order CORAB / Hepatitis B Virus Core Total Antibodies, with Reflex to Hepatitis B Virus Core Antibody IgM, Serum.



Necessary Information


Date of collection is required.



Specimen Required


Patient Preparation: For 24 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).

Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 0.7 mL

Collection Instructions:

1. Centrifuge blood collection tube per manufacturer's instructions (eg, centrifuge and aliquot within 2 hours of collection for BD Vacutainer tubes).

2. Aliquot serum into a plastic vial.


Secondary ID

610462

Useful For

Diagnosis of recent or past hepatitis B in pregnant individuals

 

Determination of occult hepatitis B in otherwise healthy hepatitis B virus carriers with negative test results for hepatitis B surface (HBs) antigen, anti-HBs, anti-hepatitis B core IgM, hepatitis Be (HBe) antigen, and anti-HBe

 

This assay is not useful for differentiating among acute, chronic, and past or resolved hepatitis B.

 

This test should not be used as a screening or confirmatory test for blood donor specimens.

Method Name

Electrochemiluminescence Immunoassay (ECLIA)

Reporting Name

HBc Total Ab Prenatal, S

Specimen Type

Serum SST

Specimen Minimum Volume

0.6 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum SST Frozen (preferred) 90 days
  Refrigerated  6 days
  Ambient  72 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-inactivated specimen Reject

Reference Values

Negative

Interpretation depends on clinical setting.

 

For more information, see Viral Hepatitis Serologic Profiles.

Day(s) Performed

Monday through Saturday

Report Available

Same day/1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86704

LOINC Code Information

Test ID Test Order Name Order LOINC Value
HBCPR HBc Total Ab Prenatal, S 13952-7

 

Result ID Test Result Name Result LOINC Value
HBCPR HBc Total Ab Prenatal, S 13952-7

Forms

If not ordering electronically, complete, print, and send 1 of the following with the specimen:

-Infectious Disease Serology Test Request (T916)

-Gastroenterology and Hepatology Test Request (T728)