A person is screened for blood Donation. Which of the following serology is safe for Blood donation.
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
Anti HBsAg positive
HBsAg positive
Anti HBC positive (IgM)
HBcAg positive