<scp>Massive</scp> transfusion of incompatible red blood cells: A case report demonstrating the benefits of a regional patient alloantibody registry and prompt automated red cell exchange

This case demonstrates successful automated red cell exchange following massive transfusion of red blood cells including a combination of three clinically significant incompatible antigens. Access to a patient alloantibody registry facilitates timely evaluation and management of transfusion-associated adverse events which may otherwise be unavoidable.