胰腺内分泌肿瘤（Pancreaticenodcrinetumor）是一种很少见的疾病，且胰腺内分泌肿瘤中各种肿瘤的发病率尚有很大的区别，有的肿瘤极罕见。各国的发病率亦有明显的差异，如胃泌素瘤在我国的发病率就明显低于西方国家，而胰岛素瘤则相对较西方国家为高。胰腺内分泌肿瘤具有共同 Pancreatic endocrine tumors (Pancreaticenodcrine tumor) is a rare disease, and the incidence of various tumors in pancreatic endocrine tumors is still very different, and some tumors are extremely rare. There are also significant differences in the incidence rate among countries. For example, the incidence of gastrinoma in China is significantly lower than in Western countries, and insulinoma is relatively higher than in Western countries. Pancreatic endocrine tumors have a common