Description
Number of Tests Included:
Single blood test detecting Hepatitis B surface antigen.
What is an HBsAg Test?
A viral screening test that identifies the presence of the Hepatitis B virus in the bloodstream by detecting its surface antigen.
Purpose of the Test:
Diagnose Hepatitis B infection
Screen blood donors
Evaluate unexplained jaundice or liver disease
Monitor chronic HBV infection
Check infection status before surgery or pregnancy
Evaluate vaccine response (in some cases)
Who Should Get This Test?
Individuals with jaundice, fatigue, or liver issues
Pregnant women (routine screening)
People exposed to HBV (needle injury, contact with infected person)
Healthcare workers
Individuals with high-risk behavior
Routine pre-surgery screening
Components of the Test:
Qualitative detection of Hepatitis B surface antigen
(Some labs provide quantitative levels for monitoring)
Understanding the Test Report:
Positive (Reactive) → Hepatitis B infection (acute or chronic)
Negative (Non-Reactive) → No active HBV infection
Further tests (HBV DNA, HBeAg, Anti-HBs) may be needed for confirmation and staging.
Preparation and Procedure:
Routine blood sample
No special preparation required
How is the Test Done?
A blood sample is tested using immunoassay methods (ELISA/CLIA) to detect the Hepatitis B surface antigen.
Best Time for Test:
Anytime, especially if symptoms or exposure risk is present.
Booking and Checking Reports:
You can book the HBsAg test via SDL, choose home blood sample collection, and access your digital report online.