What happens if a blood donation tests positive for HBsAg?

What is hepatitis B? ... Hepatitis B is a viral infection that causes inflammation in your liver. It can be a brief illness that may not cause symptoms and goes ... What is qHBsAg and functional cure? HBsAg is a viral surface protein produced in vast excess believed to promote immune evasion and facilitate disease ... Feb 29, 2024 ... The assay works on the principle of neutralizing the HBsAg in the tested serum sample and then demonstrating a decrease in the resulting signal strength. Oct 23, 2015 ... HBsAg (Hepatitis B surface antigen) - A "positive" or "reactive" HBsAg test result indicates that a person is infected with hepatitis B. This ... Aug 13, 2023 ... HBV S gene mutations are known to influence the occurrence of HBsAg-negative and HBV DNA-positive cases. These mutations are called immune ... The presence or absence of HBSAg in the sample is determined by comparing the chemiluminescent signal in the reaction to the cutoff signal determined from an ... '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 ... 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 ... Mar 31, 2023 ... What Is Hepatitis B? Hepatitis B is a liver infection caused by the hepatitis B virus (HBV). HBV infection causes inflammation of the liver. HBsAg carriers have all of the HBV antigens and HBV. Address reprint requests to: Jay H. Hoofnagle, M.D., Liver Diseases. Section, Building 10, Room 4-D-52 ...