Marker for acute hepatitis B is:
Ans. (a) HBV DNA polymerase DNA polymerase activity, HBV DNA and HBeAg which are representative of viremic stage of hepatitis B, appears early in the incubation period, concurrently or sholy after the first appearance of HBsAg. Thus, from these lines it is clear that DNA polymerase is a marker of HBV infection. However, it is elevated in both acute and chronic active hepatitis. As there is no other correct option, this can be taken as correct. Note Hepatitis core antigen never appears in serum as it remain inside hepatocyte (intrahepatic)
HBV DNA polymerase
IgG anti HBc
Core antgen (HbcAg)
Anti-HbsAg