Autologous Tansfusion REquirements in Bone MArrow Harvest: The ATREMA Study

Vitamin and iron supplementation is administered one-two weeks before donation, and consist of iron supplementation (i.v. infusion of 20 mg/Kg ferric carboxymaltose in saline 100 ml), s.c. injection of 1 mg of vitamin B12 and acid folic 5 mg/die per os until day +15 post BM donation. BM collection is carried out by the transplant team and a maximal dose of 20-22 ml/Kg of the donor body weight is collected under general anesthesia (induction with fentanyl 1-3 mcg/Kg, Propofol 2-3 mg/Kg, rocuronium 0,6 mg/Kg and mantenaince with sevoflurane 0,8 MAC). Noninvasive cardiac output, blood pressure and hemoglobin monitoring are carried out during the entire procedure and in in the recovery room using the ClearSight™ system (Edwards Clinical) and the Radical Pulse co oxymeter (Masimo). After discharge from the hospital, donors will be revaluated on day + 7 after BM collection, and blood tests will be repeated in outpatient setting.