What is the duration of immunity provided by the hepatitis B vaccine?

Jun 29, 2022 ... What is hepatitis B? Hepatitis B is a liver infection caused by the hepatitis B virus (HBV). HBV is one of five types of ... 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) ... Aug 7, 2024 ... HBsAg can be detected in serum 30 to 60 days after exposure and persists until the infection resolves. Persons in the acute stage of HB are ... Aug 29, 2024 ... American Gastroenterological Association Institute guideline on the prevention and treatment of hepatitis B virus reactivation during immunosuppressive drug ... 'HB' refers to hepatitis B, a virus that infects liver cells. The 's' refers to surface, and the 'Ag' means antigen. So, HBsAg is a surface antigen on the ... Custom Additional Information. Hepatitis B surface antigen (HBsAg) is a distinctive serological marker of acute or chronic hepatitis B infection. HBsAg is the ... What is hepatitis B? - Hepatitis B is caused by a virus that attacks the liver. The virus, which is called hepatitis B virus (HBV), can cause lifelong infection ... The antigenic determinant of the protein moiety of the HBsAg determines specific characteristics of different serotypes and provides the basis of ... Mar 13, 2023 ... The CDC recommends universal HBV screening for all adults (18 years of age and older) using a 3-test panel. The HBV specific tests include the following: HBsAg: HBsAg is an antigen found on the surface of hepatitis B virus. HBsAg may be detected in the blood any ...