1. Departmentsof Pathology University of Padova Medical School, Padova, Italy; Servizio di Anatomia Patologica, Azienda Ospedaliera “Civile-M.P. Arezzo,” 97100 Ragusa, Italy
2. Departments of Urology, Hospital “Civile M. P. Arezzo,” Ragusa University of Padova Medical School, Padova, Italy
3. Departmentof Pathology University of Padova Medical School, Padova, Italy