Hepatitis B 245 positivity refers to the positivity of Hepatitis B surface antibody, Hepatitis B e antibody and Hepatitis B core antibody, which indicates that the body has been infected with Hepatitis B in the past, and is now in the recovery period and cannot be considered as a healthy state. Among these three items, hepatitis B surface antibody is positive, indicating that the body has produced protective antibodies, which can resist the re-invasion of hepatitis B virus, while hepatitis B e antibody is positive and hepatitis B core antibody is positive, indicating that after infection with the virus, the body has inhibited the replication of the virus, and it has relatively strong immunity against the hepatitis B virus. It is recommended to further judge the status of the body according to hepatitis B DNA and liver function. When the examination finds that the above three are positive, there is no need to worry too much, and further according to the hepatitis B DNA and liver function to determine whether the body is back to health, should be regularly rechecked, follow the doctor’s advice, and actively treat.