[Duodenal somatostatinoma. Anatomic/clinical study of 12 operated cases].

Study Aim: Duodenal somatostatinomas (DS) are very rare neuro-endocrine tumours. The aim of this retrospective and multicentric study was to report the clinical and pathological characteristics of these neoplasms in a series of 12 patients and to compare them with the literature.

Patients And Methods: From 1987 to 1998, 12 patients were operated for a DS.