Hepatitis B virus surface antigen quantitative how much normal

Hepatitis B virus surface antigen quantitative is not more than 0.18ng/ml, but different hospitals hepatitis B surface antigen normal range will be different, it is recommended to specific hospital consultation. If the patient hepatitis B surface antigen exceeds the normal value, it means that the patient infected with hepatitis B virus, need to be under the guidance of a doctor with antiviral drugs.