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10725 Microbiology

A thiy year man presented with nausea, fever and jaundice of 5 days duration. The biochemical tests revealed a bilirubin of 6.7 mg/dl (conjugated 5.0 mg/dl) with SGOT/SGPT (AST/ALT) of 1230/900 IU/ml. The serological tests showed presence of HBsAg, IgM anti HBc and HBe Ag. The most likely diagnosis –

AChronic hepatitis B infection with high infectivity
BAcute hepatitis B infection with high infectivity (Correct Answer)
CChronic hepatitis B infection with low infectivity
DAcute hepatitis B infection with low infectivity