<prompt> A person is screened for blood Donation. Which of the following serology is safe for Blood donation.Anti HBsAg positiveHBsAg positiveAnti HBC positive IgMHBcAg positive  <response>: 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 