Hepatitis B (HBsAg) Screening
Information and suggested lab tests.
What it is
Hepatitis B can be silent. Screening is useful in pregnancy, before procedures, and after exposure risks.
Diagnosis and tests
HBsAg is a common screening test. If positive, your clinician may advise further evaluation and liver function testing.
Treatment and management
If positive, follow up with a clinician. Vaccination protects those who are negative and at risk.
This is general information and does not replace medical advice. For diagnosis or treatment decisions, consult a qualified clinician.
FAQs
Do I need fasting?
No.
If positive, what next?
Your clinician may advise additional tests and family screening.
Is there a vaccine?
Yes, hepatitis B is preventable with vaccination.