Hepatitis B penta report 245 positive is generally not contagious. In the hepatitis B five, 2, 4, 5 refers to hepatitis B surface antibody, e antibody, core antibody, patients with hepatitis B five report 245 positive is not contagious, but also need to prevent is due to the hepatitis B virus mutation caused by the test results, or need to carry out the quantitative testing of hepatitis B virus DNA, to further understand. 1. When the test is positive for hepatitis B surface antibody, it means that the patient may have been infected with hepatitis B before, but has been cured now, and some common people will also have positive antibody after receiving hepatitis B vaccination. 2. e antibody is positive, indicating that the patient’s infectiousness is reduced, the virus replication is reduced or relieved, some patients also have virus mutation due to the prolonged hepatitis B disease, in order to recognize the specific situation, you can consider to carry out the hepatitis B virus DNA test. 3. Positive core antibody means that the patient is or has been infected with hepatitis B virus. It is recommended that the patient go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or standardized treatment.