Hepatitis B V positive is positive for hepatitis B core antibodies, and a positive test result for only the fifth item indicates that the body has been previously infected with the hepatitis B virus. Most of these patients have recovered through treatment, but occult hepatitis B cannot be ruled out, so a quantitative hepatitis B virus test is needed to determine if they have fully recovered. Hepatitis B 5 positive is not the only diagnostic criterion for hepatitis B. It needs to be combined with the results of surface antigen, surface antibody, e antigen, e antibody and other tests to determine. If a patient has previously suffered from hepatitis, if the hepatitis B five only hepatitis B core antibody is positive, it means that the infection of hepatitis B virus has been fully recovered, and most of them don’t need special treatment, because the hepatitis B core antibody will exist in the body for a longer time. Hepatitis B virus can be very hidden, especially before the symptoms of acute hepatitis B infection, at this time the hepatitis B core antibody positive need to pay attention to, because most of the hidden hepatitis caused by checking the hepatitis B virus DNA can be clearly diagnosed, but patients do not need to worry too much, as long as the active treatment can generally be restored to health. Hepatitis B five test results are abnormal, it is recommended that timely consultation, further diagnosis and treatment under the guidance of hepatologists, daily life should pay attention to a healthy diet, reasonable use of medication, to avoid excessive burden on the liver.