Which of the following markers in the blood is the most reliable indicator of recent hepatitis Binfection?
Answer is C (IgM anti-HBc): Hbs Ag is present in recent hepatitis B infection but it is not specific to acute infection (it may also be seen in carriers). IgM anti- HBc is specific for acute or recent hepatitis, and hence is the answer of choice.
HBsAg
IgG anti - HBs
IgM anti - HBc
IgM anti - Hbe