栖霞市地处胶东半岛 ,蚕茧业较发达 ,食用蚕蛹中毒时有发生。本站 1990～ 1998年收集 16例。现报告如下。流行病学资料　本组病人均为农民 ,男 6例、女 10例 ,年龄最大者 6 0岁 ,最小者 6岁 ,均为住院及观察病人。蚕蛹来自本市缫丝厂 ,蚕茧在储运及缫丝工艺中无有毒化学物质投 Qixia City is located in the Jiaodong Peninsula, cocoon industry is more developed, eating silkworm pupa poisoning occurred. Site 1990 to 1998 collected 16 cases. The report is as follows. Epidemiological data All patients in this group were farmers, 6 males and 10 females, the oldest was 60 years old, the youngest 6 years old, were hospitalized and observed patients. Silkworm pupa from the city silk factory, silkworm cocoon storage and transportation in the reeling process without toxic chemicals