Department of Diagnostic Imaging, APSS of Trento, Trento, Italy. maurizio.centonze@apss.tn.it. Radiology Department, Experimental Imaging Center, IRCCS San Raffaele Scientific Institute, Milan, Italy. Department of Diagnostic Imaging, APSS of Trento, Trento, Italy. School of Medicine, Vita-Salute San Raffaele University, Milan, Italy. Radiology Unit, Department of Surgical Science, University of Turin, Turin, Italy.