Prof. Dr. Gaetano La Greca graduated in Medicine and Surgery from the University of Catania in July 1984. From 1987 to 1989, he served as Surgical Assistant at Ludwig Maximilian University of Munich, focusing on oncologic and vascular surgery. He then worked as a surgeon at the University of Wurzburg and the University of Zurich before returning to Italy, where he served in several surgical roles. Since 2011, he has led the Hepatobiliary and Mini-invasive Surgical Unit at Cannizzaro Hospital in Catania, where he has performed over 5,800 procedures. Prof. La Greca specialized with honors in General Surgery in 1989 and obtained a PhD in Surgical Oncology in 1993. Since 2015, he has been Full Professor of General Surgery at the University of Catania.