Transfusing the patient with autoimmune hemolytic anemia.
D000017:ABO Blood-Group System / Q000276:immunology; D000744:Anemia, Hemolytic, Autoimmune / Q000097:blood / Q000628:therapy*; D000918:Antibody Specificity; D000941:Antigens / Q000032:analysis; D001803:Blood Transfusion; D003937:Diagnosis, Differential; D004912:Erythrocytes / Q000276:immunology; D006456:Hemoglobinuria / Q000097:blood; D006801:Humans; D007518:Isoantibodies / Q000032:analysis; D012204:Rh-Hr Blood-Group System / Q000276:immunology; D012306:Risk; D065227:Transfusion Reaction
D000017:ABO Blood-Group System; D000941:Antigens; D007518:Isoantibodies; D012204:Rh-Hr Blood-Group System