Hepatitis B surface antigen test for weak positive what is the problem

Hepatitis B surface antigen refers to hepatitis B virus surface antigen, hepatitis B virus surface antigen test is weak positive, suggesting the presence of hepatitis B virus in the body, and has a certain infectivity, indicating that patients may be chronic hepatitis B patients, hepatitis B patients in treatment, hepatitis B virus carriers, etc., specific analysis is as follows:

1, chronic hepatitis B patients with chronic hepatitis B patients

will also be accompanied by elevated serum transaminase, hepatitis B e antigen positive, etc., there is also hepatitis B virus in the body continue to replicate, so there will be the above test results.

2, hepatitis B patients in treatment

Because there will still be a certain amount of hepatitis B virus in patients with hepatitis B treatment, hepatitis B virus surface antigen can be detected by the method of hepatitis B five tests is weak positive.

3, hepatitis B virus carriers

If the patient is a hepatitis B virus carrier, there will also be more hepatitis B virus, and hepatitis B virus surface antigen is the coat protein of hepatitis B virus, so the test results will be weak positive.