Q. A 48-year-old woman is hospitalized for multiple thoracolumbar vertebral fractures and is scheduled for surgical fixation. The surgery is extensive and expected to be associated with severe bleeding, so you need to prepare blood for possible transfusion during the surgery. He has a history of ulcerative colitis, IgA deficiency, and recurrent sinus and lung infections. She has been repeatedly treated with steroids for a long time. Currently, she receives low-dose prednisone and sulfasalazine. Following a crossed-matched transfusion, she developed an anaphylactic reaction in a previous surgery. What is the best option for blood transfusion in her?