Best Marker for Hepatitis B Infectivity?

Which marker best indicates active infectivity in Hepatitis B?
A. HBsAg
B. Anti-HBc
C. HBeAg
D. Anti-HBs

1 Like

C. HBeAg

It should be HBeAg .

HBeAg (Hepatitis B e Antigen) is a marker of active viral replication and high infectivity in Hepatitis B patients. Its presence suggests the virus is actively multiplying and the person is highly contagious.

HBeAg