我们在对 99例患者作ＥＲＣＰ检查以了解胰胆管情况的同时用十二指肠镜观察了十二指肠球部及降部的情况 ,旨在了解胰胆管阻塞是否能增加十二指肠炎及溃疡的危险性 ,现将结果报告如下1　临床资料1 1　一般资料　全组共 99例 ,其中男 50例 ,女 4 9例 ,年龄 30～ 84岁 ,平均 6 0岁 We performed an ERCP examination on 99 patients to understand the status of the pancreatic bile duct and observed the duodenal bulb and descending part with a duodenoscope to see if the pancreaticobiliary obstruction could increase duodenitis and The risk of ulcers, the results are reported as follows 1 Clinical data 1 1 General information The whole group a total of 99 cases, including 50 males and 49 females, aged 30 to 84 years old, average 60 years old