Sonja Chiappetta1, Vincenzo Bottino2, Amalia Farina3. 1. Bariatric and Metabolic Surgery Unit, Department of General Surgery, Ospedale Evangelico Betania, Via Argine 604, 80147, Naples, Italy. drschiappetta@gmail.com. 2. Department of General Surgery, Ospedale Evangelico Betania, Naples, Italy. 3. Breast Surgery Unit, Ospedale Evangelico Betania, Naples, Italy.