ESA | RBC transfusion | |
Risks | Thrombotic events* Potentially decreased survival* | Transfusion reactions¶ Circulatory overload Viral infectionΔ Iron overload RBC alloimmunization |
Benefits | Gradual improvement in hemoglobin Gradual clinical improvement Avoidance of RBC transfusions in some patients Net reduction in transfusion requirements◊ | Rapid improvement in hemoglobin Rapid clinical improvement |
ESA: erythropoiesis-stimulating agent; RBC: red blood cell.
* In trials where target hemoglobin was >12 g/dL.
¶ Includes febrile nonhemolytic reactions, allergic reactions, hemolytic reactions, transfusion-related acute lung injury (TRALI), and transfusion-associated circulatory overload (TACO).
Δ Hepatitis B virus, hepatitis C virus, human immunodeficiency virus (HIV).
◊ Average 1 unit per person.