Uncommon extrahepatic metastases from hepatocellular carcinoma. Issue 3 (18th July 2017) - Florimonte, Luigia; Iavarone, Massimo; Castellani, Massimo; Longo, Mariagiulia; Pallotti, Francesco; Maffioli, Lorenzo; Orunesu, Eva; Benti, Riccardo