Service Description

The Anti-HBs test measures antibodies to the hepatitis B surface antigen. This test determines if a person is immune to hepatitis B due to past infection or vaccination. Common reasons for testing include: Checking immunity after hepatitis B vaccination Assessing protection following past hepatitis B infection Screening for hepatitis B immunity before travel or exposure Supporting follow-up for patients at risk of hepatitis B Specimen Type: Blood draw Turnaround Time: Typically 1–3 business days Collection Available: In-office or mobile blood draw services