XiaodiYang refers to hepatitis B surface antigen and hepatitis B core antibody positivity, long-term in XiaodiYang status may be ordinary hepatitis, but there may also be severe hepatitis, may have an impact on the body. In most cases, small two-positive status occurs when big three-positive to small three-positive status, in this case, it may be due to ordinary chronic hepatitis, but it may also be due to severe hepatitis, which will have certain effects on the body. In the state of small two-positive, it is necessary to combine the liver function, ultrasound examination, alpha-fetoprotein, blood routine and coagulation function of the relevant examination to determine whether there is a certain impact on the body, and to carry out a comprehensive assessment of the hepatitis B virus infection, the specific details of which can be consulted with a professional physician’s opinion.