Being born a carrier of the hepatitis B virus is dangerous and requires early detection and treatment. Hepatitis B carriers from birth who do not have hepatitis episodes are healthy carriers and usually have no impact on life expectancy. Hepatitis B carriers who experience repeated episodes of hepatitis may develop liver fibrosis, cirrhosis, and liver cancer, which have a definite impact on life and are dangerous. Especially if liver cancer occurs, it can seriously affect survival. The birth is hepatitis B virus carriers should carry out active liver disease examination, once there is an episode of hepatitis, the need for timely and early treatment, to reduce the incidence of development into liver fibrosis, cirrhosis, liver cancer.