anti-hbs (cmia)
InfectionBlood sampleEst. 24h
Anti-HBs (CMIA)
Measures hepatitis B surface antibodies to check for immunity from vaccination or past infection. Useful for assessing whether antibody levels suggest protection against hepatitis B.
Sample
Blood
Results
Est. 24h
Prep
Check details
Follow-up
Optional add-on
What this test detects
Hepatitis B surface antibody (Anti-HBs)
CMIA · serum
Quantitative · mIU/mL
When to get this test
Checking vaccine response
Checks whether hepatitis B vaccination has produced protective antibody levels.
Immunity assessment
Shows protection from a past, resolved hepatitis B infection.
Healthcare and clearance needs
Often required for healthcare workers and pre-employment screening.
How to prepare
01
No special preparation needed.
Common questions
What does a positive Anti-HBs mean?
It usually means you are protected against hepatitis B, either from vaccination or recovery from a past infection.
Do I need this test after vaccination?
It can check whether your vaccine produced enough antibodies, which is especially useful for healthcare workers.