Giuseppe Gizzi1, Elena Sabattini2, Lorenzo Fuccio3. 1. MF Toniolo Hospital, Bologna, Italy. 2. Unit of Haemolymphopathology; Department of Hematology & Oncology, S Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy. 3. Department of Medical and Surgical Sciences (DIMEC), Alma Mater Studiorum-University of Bologna, S Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy.