胰岛素瘤是胰腺的内分泌肿瘤,主要由分泌胰岛素的B细胞组成。因大量胰岛素不受机体正常的调节而进入血流,乃引起以低血糖为主的一系列症状。此病临床上少见,而且易于误诊,从发病至确诊往往延误多年,甚至出现严重并发症。本科自1985～1989年共手术治疗5例,现报告如下。 Insulinomas are endocrine tumours of the pancreas and consist mainly of insulin-secreting B cells. Because a large amount of insulin is not normally regulated by the body and enters the bloodstream, it is caused by a series of symptoms that are mainly hypoglycemia. The disease is rare in clinical practice, and it is easy to be misdiagnosed. From onset to diagnosis, it often delays for many years or even causes serious complications. Undergraduate from 1985 to 1989 surgical treatment in 5 cases, the report is as follows.