Early Administration of Recombinant Erythropoietin (RHEPO) in Transfusion Savings in Trauma Patients

Inclusion Criteria: * Patients between 18 to 65 years old * Patient with an ASA 1 or 2 (ASA 1 corresponding to a patient in perfect health and ASA 2 to a patient with moderate involvement and well controlled organ function) * patient presenting at least one of the following fractures: Basin and / or femur with surgical indication, associated or not with other fractures. * patient with hemoglobin between 9 and 13 g / dl at the time of admission on trauma department Exclusion Criteria: * patient with contraindication to synthetic erythropoietin * Patient with intravenous iron contraindication * pregnant patient or with a risk of pregnancy * patient who has not given his consent or does not understand the protocol * Patient with hemodynamic instability * patient participating in another research protocol for less than 3 months.