1 Postgraduate School of Radiodiagnostics, University of Milan, Milan, Italy - giuseppe.pellegrino@unimi.it.
2 Postgraduate School of Radiodiagnostics, University of Milan, Milan, Italy.
3 Faculty of Medicine and Surgery, University of Naples Federico II, Naples, Italy.
4 Unit of Diagnostic and Interventional Radiology, Department of Radiology, Maggiore Polyclinic Hospital, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
5 Department of Oncology and Hematology-Oncology, University of Milan, Milan, Italy.