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Biomarker

HBeAg

Hepatitis B e antigen

A secreted HBV protein associated with active viral replication and high infectivity in a person with HBV infection.

Overview

EXPLORE BY LEVEL

HBeAg is another piece of the hepatitis B . When it is present, the is usually copying itself actively.

Quick Facts

AT A GLANCE
MeasuresA secreted hepatitis B viral protein
CategoryViral antigen · HBV serology
HBV panelsIn the older five-marker panel only; not an initial CDC triple-panel marker
Interpretation limitHBeAg is interpreted within known HBV infection; it is not an initial screening marker in CDC's triple panel.

Follow the Connections

See how HBeAg links to other biological records.

Open network
OrganismHepatitis B virusantigen ofBiomarkerAnti-HBeantibody toDiseaseHepatitis Bmarker for
All 3 Structured Connections
HBeAg · BiomarkerANTIGEN OF →Hepatitis B virus · Organism
Anti-HBe · BiomarkerANTIBODY TO →HBeAg · Biomarker
HBeAg · BiomarkerMARKER FOR →Hepatitis B · Disease

Recommended Reading

Trusted references for learning more about HBeAg.

textbookHepatitis B (Epidemiology and Prevention of Vaccine-Preventable Diseases)Centers for Disease Control and Prevention · Pink Book
Research Claims

HBeAg is interpreted within known HBV infection; it is not an initial screening marker in CDC's triple panel.

HBeAg is part of the older five-marker panel but not CDC's initial triple panel. It helps stage chronic infection together with HBV DNA and liver tests.