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FIGURE 3. Example of diffuse gastric localization on SRS in patient with ZES with MEN-1 and multiple gastric carcinoids. Coronal view (A) and sagittal view (B) of SRS showed diffuse uptake in stomach. This patient had ZES of 15 y duration. Gastric carcinoid was diagnosed 7 y after disease onset. Upper gastrointestinal endoscopy showed multiple gastric mucosal nodules. Histology of 1 gastric nodule showed carcinoid and diffuse, linear hyperplasia of gastric ECL cells. Patient did not have carcinoid syndrome. Mean fasting serum gastrin level was 1500 pg/mL (normal level is <200 pg/mL).