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What is A person is screened for blood Donation. Which of the following serology is safe for Blood donation. and explain in detail?
Answer is A (Anti HBsAg positive) Presence of Anti HBsAg positive status indicates either immunization with HBs Ag or Hepatitis B in the remote past with complete recovery such patients are considered safe fin- blood transfusion. HbsAg Anti-HBs Anti-HBc HBeAg Anti-HBe Interpretation - + IgG - +/- Recovery from hepatitis B - + - - - 1. Immunization with HbsAg (after vacciniation) 2. Hepatitis B in the remote past (?) 3. False-positive