<prompt> Which transfusion will result in a transfusion reaction? Assume that the patient has never had a transfusionType O Rh-negative packed cells to an AB Rh-positive patientType A Rh-positive packed cells to an A Rh-negative patientType AB Rh-positive packed cells to an AB Rh-positive patientType A Rh-positive packed cells to an O Rh-positive Patient  <response>: Type O RBCs are considered to be universal donor blood. Reactions occur between the recipients antibody and donor antigen as shown in the following table. Donor Donor antigen Recipient Recipient Antibody Reaction O - negative None AB - positive None None A - positive A, Rh A - negative B None AB-positive A,B, Rh AB-positive None None A - positive A, Rh O - positive A, B A antigen and A antibody 