Department of Nuclear Medicine, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. arnoldo.piccardo@galliera.it. Department of Nuclear Medicine and PET/CT Centre, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland. arnoldo.piccardo@galliera.it. Department of Nuclear Medicine and PET/CT Centre, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland. Department of Histopathology, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Clinical Trial Unit, Office of the Scientific Director, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Department of Internal Medicine, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Department of Radiology, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Pathology Unit, University Hospital Campus Bio Medico, Rome, Italy. Department of Nuclear Medicine, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Department of Nuclear Medicine and Molecular Imaging, Lausanne University Hospital, Lausanne, Switzerland. Department of Endocrinology, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy. Department of Surgery, Galliera Hospital, Mura delle Cappuccine 14, 16128, Genoa, Italy.