Bottom Line:
HBsAg (Hepatitis B surface antigen) is the one you are most likely to see on routine screening bloodwork for Hep B. If it is positive the person is likely actively infected with Hep B either chronically or acutely.
Memory Aids:
Surface Antigen is the one you want to remember. Continue reading “Hepatitis B: HBsAg VS Anti-HBs”