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Test Code CHBVS Chronic Hepatitis B Screen, 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: 1.2 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 plastic vial.


Useful For

Diagnosis and evaluation of patients at risk for or suspected of having chronic hepatitis B

 

This test is not offered as a screening or confirmatory test for blood donor specimens.

 

This test is not useful during the "window period" of acute hepatitis B virus infection (ie, after disappearance of hepatitis B surface antigen [HBsAg] and prior to appearance of hepatitis B surface antibody).

 

This test is not useful as a stand-alone prenatal screening test of HBsAg status in pregnant women.

Profile Information

Test ID Reporting Name Available Separately Always Performed
HBGSN HBs Antigen Scrn, S Yes Yes

Testing Algorithm

If the hepatitis B surface antigen (HBsAg) result is reactive, then HBsAg confirmation testing will be performed at an additional charge. If the HBsAg confirmation result is positive, then hepatitis B e antigen (HBeAg) and hepatitis B e antibody (anti-HBe) tests will be performed at an additional charge.

 

The following algorithms are available:

-Hepatitis B: Testing Algorithm for Screening, Diagnosis, and Management

-HBV Infection-Monitoring Before and After Liver Transplantation

-Viral Hepatitis Serologic Profiles

Method Name

Electrochemiluminescence Immunoassay (ECLIA)

Reporting Name

Chronic Hepatitis B Screen, S

Specimen Type

Serum SST

Specimen Minimum Volume

0.9 mL

Specimen Stability Information

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

Reference Values

Negative

See Viral Hepatitis Serologic Profiles

Day(s) Performed

Monday through Saturday

Report Available

Same day/1 to 4 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

87340

G0499-(if appropriate)

87350 (if appropriate)

87341 (if appropriate)

86707 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CHBVS Chronic Hepatitis B Screen, S 5196-1

 

Result ID Test Result Name Result LOINC Value
HBAGS HBs Antigen Scrn, S 5196-1

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)