Hepatitis B surface antigen, hepatitis B serology, HBV testing
Detection of antibodies to hepatitis B surface antigen. Acute illness causes liver inflammation, vomiting and jaundice. Chronic hepatitis B may eventually cause cirrhosis and liver cancer. The infection is preventable by vaccination.
Acute jaundice, history of IVDU or other risk behaviour.
|Sample & container required||RST (rust top)|
|Sample volume||5 mL|
|Turnaround time||3 days (Confirmation: non-negatives up to 10 days)|
If hepatitis B surface antigen (HBsAg) is positive, further tests for markers of infection HBe-antigen, HBe-antibodies and HB core IgM will be performed. Hepatitis B surface antigen (HBsAg) is included in the routine antenatal screen.
The Hepatitis B Surface Antigen assay is currently unaccredited due to a change in platform.