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Parsimonious blood use and lower transfusion triggers: What is the evidence?
Moises Auron1,2, Marina Y Duran Castillo3, Ajay Kumar4
1Department of Hospital Medicine and Department of Pediatric Hospital Medicine, Cleveland Clinic, Cleveland, OH, USA. auronm@ccf.org.
Evidence supports a parsimonious approach to blood use for managing anemia, contrasting with the long-standing practice of blood transfusion targeting arbitrary hemoglobin levels. Hemodilution studies have demonstrated that humans can tolerate anemia. The cumulative data have confirmed and validated the safety of a conservative approach to transfusion. This has translated into formal national guidelines for blood transfusion as well as patient safety and quality markers supporting blood management stewardship to minimize unnecessary use of blood products.
Evidence supports a parsimonious approach to blood use for managing anemia, contrasting with the long-standing practice of blood transfusion targeting arbitrary hemoglobin levels. Hemodilution studies have demonstrated that humans can tolerate anemia. The cumulative data have confirmed and validated the safety of a conservative approach to transfusion. This has translated into formal national guidelines for blood transfusion as well as patient safety and quality markers supporting blood management stewardship to minimize unnecessary use of blood products.
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