Hepatitis A Virus Antibody Indicator is normally negative, Hepatitis A Virus Antibody 63u/l indicates that Hepatitis A Antibody is positive, which may be infected with Hepatitis A Virus, or it may belong to a previous infection, which is abnormal. Hepatitis A antibody is a specific antibody against Hepatitis A and is a criterion for the diagnosis of viral hepatitis A. Hepatitis A virus antibodies are generally categorized into two types of antibodies, IgM and IgG, and different antibodies have different clinical significance. Patients who show a positive reaction for hepatitis A IgM antibody in hepatitis A virus test can be diagnosed with hepatitis A. Serum anti-hepatitis A antibody IgM is a sign of acute hepatitis A infection. At this time, patients may have abnormal liver function, jaundice and gastrointestinal reactions such as nausea, vomiting, diarrhea, etc. It can be transmitted through the fecal-oral route, and requires prompt consultation and treatment. Positive IgG antibody against hepatitis A virus indicates that the patient has been infected with hepatitis A virus in the past, and the positive IgG antibody will exist for life, and the body has the ability to resist hepatitis A virus for life, and the chance of re-infection is very small. Hepatitis A virus antibody 63u/l, the patient should be judged by the doctor’s guidance, not blindly judge by themselves, so as not to delay the condition.