How long does hepatitis B virus antibody last?

Hepatitis B virus antibody refers to hepatitis B virus surface antibody, hepatitis B virus surface antibody can generally maintain 5-10 years.

If the patient has autoimmune diseases, easy to cause abnormal immune system, low body resistance, then hepatitis B virus surface antibody maintenance time will also be reduced, usually about 5 years. If the normal population immune system function is normal, do not suffer from sicca, rheumatoid arthritis, systemic lupus erythematosus and other autoimmune diseases, the body resistance is high, at this time hepatitis B virus surface antibody maintenance time is relatively long, generally about 10 years.