[Gastric carcinoma with retroperitoneal symptoms (a contribution to differential diagnosis)]

Report on a 28-year-old patient, whose metastasizing carcinoma of the stomach could be ascertained only autoptically after a 1-year course of the disease. The intraoperative findings had supposed a primary disease of the retroperitoneal space. On the basis of this observation the differential diagnosis of retroperitoneal coparticipation of primary pathological processes of the abdominal cavity is discussed.