<prompt> A 30 years old patient presented with history of jaundice for 10 days. His liver function tests showed bilirubin of 10 mgdl, SGOTSGPT - 11001450, serum alkaline phosphatase-240 IU. He was positive for HbsAg. What should be the confirmatory test to establish acute hepatitis B infection?IgM Anti-HBc antibodyHbeAgHBV DNA by PCRAnti-HBc antibody  <response>: Ans. a IgM anti-HBc antibody Types Serological markers of HBV Acute hepatitis B IgM anti-HBcAg ve ; HBsAg ve Chronic hepatitis B Ig G anti-HBcAg ve ; HBsAg ve Marker of vaccination Anti-HBsAg ye Alone Marker of remote Infection IgG anti-HBc Used for epidemiological purposes Marker of infectivity HBeAg If present indicate high infectivity Test diagnostic of acute infection - IgM anti-HBc Test diagnostic of chronic infection - IgG anti-HBc HBsAg Test for determining infectivity - HBeAg. 