What’s included in this test

Virology
Hepatitis B Surface Antigen
Hepatitis B Surface Antigen identifies active Hepatitis B infection. It's used for diagnosis, blood donation screening, or chronic infection monitoring.

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About this test

What is this test for?

A positive result indicates current infection and may prompt further testing to determine whether the infection is acute or chronic. It is a primary screening marker used in early detection and infection control planning.


What does this test measure?

HBsAg testing is typically performed when screening for active Hepatitis B infection, particularly after potential exposure, during pregnancy, or as part of routine medical or occupational screening.


When is this test recommended?

HBsAg testing is typically performed when screening for active Hepatitis B infection, particularly after potential exposure, during pregnancy, or as part of routine medical or occupational screening.


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