How can data and surveillance systems be used to track the burden of hepatitis B and the impact of interventions?

What is the recommended treatment of infants born to HBsAg positive mothers? • Administer HBIG and first dose of hepatitis B vaccine within 12 hours of birth. • ... Detection of hepatitis B surface antigen (HBsAg) or hepatitis B virus (HBV) DNA in blood from a patient < 6 months of age. Oct 3, 2021 ... What is HBV reactivation? In patients with chronic HBV (defined as HBsAg+ for at least 6 months and measurable HBV DNA in the blood) ... HBsAg ... HBsAg (also known as the Australia antigen) is the surface antigen of the hepatitis B virus (HBV). Its presence in blood indicates existing hepatitis B ... The antigenic determinant of the protein moiety of the HBsAg determines specific characteristics of different serotypes and provides the basis of ... What is this test? This test looks for hepatitis B surface antigens (HBsAg) in your blood. The test is used to find out whether you have a recent or ... The HBV Forum is open to all pharmaceutical, biotech and diagnostic companies involved in relevant clinical research, with industry members asked to contribute ... Screening for hepatitis B surface antigen (HBsAg). Mar 31, 2025 ... What is hepatitis B? · Acute HBV occurs within 6 months after a person is exposed to HBV. In some people, acute HBV can lead to chronic HBV. Feb 13, 2020 ... Hepatitis B virus (HBV) testing plays an important role in detection, classification, and management of HBV disease.