Terapia transfusional: indicaciones de componentes sanguíneos / Transfusion therapy: indicators of blood components

RESUMO

We know that no set of rules can be written to apply to the constellation of variables that will be present when a physician is confronted with a decision to transfuse a patient. Therefore, the intent of this guidelines is to provide assistance to clinicians who need to prescribe a blood component transfusion. We do not know precisely when a transfusion should be given because we do not know the mitocondrial oxigen requeriments for any organ or tissue of for the patient as a whole. For that reason, we use surrogate measurements to guide us. Hopefully, this article offers practical suggestions and will be useful for clinicians who prescribe blood component therapy