Continuing education episode! Venous thromboembolism after surgery is a huge problem, and we may have underestimated one big contributing factor: Red cell transfusion! Ruchika Goel and colleagues put together the first study to primarily address the role of perioperative red blood cell transfusions in developing postoperative venous thromboemboli, and she is here to tell us what they found. This episode is eligible for FREE CME and SAMs/CC credit for physicians and P.A.C.E. contact hours for laboratorians through Transfusion News Continuing Education on Wiley Health Learning.