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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Early diagnosis of active hepatitis B infection is done by :
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The correct answer is  Answer is A (IgM Anti HBc Antibody): IgM Anti HBc Antibody is the most reliable marker of acute HBV infection IgM Anti HBc Antibody is known to be the most reliable marker of an acute HBV infection since it is detectable even during the so called serological gap and is charachteristically absent in chronic infections (IgG HBc Antibody is present in chronic infections)-Hepatology: Principles and Practice' 2m1/117 HBeAg HBeAg IgM anti-HBc IgG anti-HBc Anti-HBs Anti-HBe HBVDNA Interpretation Acute HBV +- - +++ Early phase Infectio ? - + + Window phase - - + + + Recovery phase Chronic HBV + - - + +- Inactive carrier state Infection + _ _ + + ++ HBeAg-chronic hepatitis + -+ +++ FIBeAg+chronic hepatitis HbsAg, hepatitis B surface antigen;HBeAg, hepatitis B e antigen:IgM, im nunoglobulin M;anti-HBc, hepatitis B core Antibody; IgG, immunoglobulin G; anti-HBs, hepatitis B surface antibody; anti-HBe, hepatitis B e antibody