Medicine Acute infection of hepatitis B virus is diagnosed by: A IgM antibody of Hbs Ag B IgM antibody of Hbc Ag C IgG antibody of Hbs Ag D IgG antibody of Hbc Ag 💡 Explanation Acute infection of hepatitis B virus is diagnosed by: ✓ Correct Answer: B. IgM antibody of Hbc Ag