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Test Code HBCSN Hepatitis B Virus Core Total Antibodies Screen, 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 pregnant individuals with or without risk factors for HBV. For testing such patients, order HBCPR / Hepatitis B Virus Core Total Antibodies Prenatal, Serum.

 

If a hepatitis B core total antibody test that reflexes to hepatitis B core IgM is needed, 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 (red-top tubes are not acceptable)

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.


Useful For

Diagnosis of recent or past hepatitis B

 

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 HBe antibody

 

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

 

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

Reporting Name

HBc Total Ab Scrn, 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.

See Viral Hepatitis Serologic Profiles

Day(s) Performed

Monday through Saturday

Report Available

1 to 3 days

Specimen Retention Time

14 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

86704

G0499 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
HBCSN HBc Total Ab Scrn, S 13952-7

 

Result ID Test Result Name Result LOINC Value
HBCSN HBc Total Ab Scrn, S 13952-7

Forms

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

-Gastroenterology and Hepatology Test Request (T728)

-Infectious Disease Serology Test Request (T916)