British Journal of Surgery
Systematic review establishing that preoperative IV iron corrects iron-deficiency anemia faster and more reliably than oral iron. When administered 2-4 weeks before surgery, IV iron significantly reduces transfusion requirements and improves postoperative recovery.
Preoperative intravenous iron therapy corrects anaemia more rapidly and effectively than oral iron, and is associated with a reduction in allogeneic blood transfusion requirements.