[Meaning of the "final operation" in the Zollinger-Ellison syndrome].

Under analysis there were data of 37 patients with the Zollinger-Ellison syndrome (ZES), 36 of them were operated upon. Gastrinomas were found in 21 patients, in 7 of them they were undoubtedly malignant. No tumors were found during operation in 15 patients operated upon with obvious clinical picture of ZES.