Hepatitis Be Antigen
Also known as: HBeAg, HBV, hepatitis B, hepatitis B e-antigen
Use
The HBe antigen assay, in conjunction with other serological and clinical information, can be used for the determination and management of chronic hepatitis B infection. This assay should not be used for the diagnosis of acute Hepatitis B infection.
Special Instructions
This test may show interference when the sample is collected from individuals consuming high doses of biotin (vitamin B7 or B8). It is advised to ask patients about biotin supplementation and recommend stopping biotin intake at least 72 hours before sample collection.
Limitations
This assay is not FDA-approved for diagnosing acute hepatitis B infection. Performance characteristics are not established for individuals under 17 years old, pregnant women, or immunocompromised patients. This assay is not licensed for blood, plasma, and tissue donor screening.
Methodology
Immunoassay (CLIA)
Biomarkers
LOINC Codes
- 13954-3
- 13954-3
Result Turnaround Time
1-3 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
1.5 mL
Minimum Volume
0.5 mL
Container
Gel-barrier tube or lavender-top (EDTA) tube
Collection Instructions
If a tube other than a gel-barrier tube is used, transfer the separated serum or plasma to a plastic transport tube.
Storage Instructions
Room temperature
Causes for Rejection
Non-EDTA plasma specimen; heat-inactivated specimens; cord blood; cadaver specimens; or body fluids other than serum or EDTA plasma
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 7 days |
| Frozen | 1 year |
Other tests from different labs that may be relevant