Hepatitis B surface antigen is greater than 250

Hepatitis B surface antigen generally refers to hepatitis B virus surface antigen,>250COI indicates the presence of hepatitis B virus infection.

Hepatitis B virus surface antigen is a glycoprotein on the surface of hepatitis B virus, its normal value is 0- 1 COI, and>250COI has far exceeded the normal range, indicating the presence of hepatitis B virus in patients. Clinically considered as hepatitis B virus carriers, hepatitis B patients, etc., need to be further improved to clarify the specific infection.

Hepatitis B virus infection has a certain infectivity, usually eat alone to prevent infection to others.