o other branch of digestive surgery has undergone the profound changes that have taken place in hepatic surgery in recent years, especially as a result of the application of functional segmental liver anatomy and intraoperative ultrasound in resective surgery. At the same time, the extraordinary progresses achieved in medical oncology together with the close cooperation between surgeons and oncologists has led to a watershed in this field of medicine, especially with respect to colorectal liver metastases. Hepatic surgery is therefore a topic of great interest and the Italian Society of Surgery, by assigning Lorenzo Capussotti the task of authoring the biennial report, has rightly recognized his important contributions to.