A positive result indicates active Hepatitis B infection, either acute or chronic, requiring further medical evaluation.

A negative result means no Hepatitis B surface antigen was detected, suggesting no active infection.

Quantitative measures the exact antigen level, while qualitative only shows presence or absence of infection.

Yes, declining HBsAg levels during therapy indicate effective treatment and reduced viral activity.

Patients with suspected Hepatitis B, chronic carriers, or those under antiviral treatment should undergo this test.

Yes, children can be tested if Hepatitis B infection is suspected or for screening purposes.