[Neuroendocrine tumours of pancreas and gastrointestinal tract].

This paper reviews data on benign and malignant neuroendocrine tumours of pancreas and gastrointestinal tract including insulinoma, glucagonoma, somatostatinoma, gastrinoma, carcinoid syndrome, and multiple endocrine neoplasms. Their origin, prevalence, clinical manifestations, laboratory and instrumental diagnosis, surgical and medicamentous treatment are discussed.