球后溃疡少见,约为所有十二指肠溃疡的5%。据尸检资料分析,则占5～17%。本文占同期检出十二指肠溃疡(151例)的9.2%。我院近二年来用国产 XS-Ⅲ型前侧式胃镜诊断14例分析如下:本组14例中男10例、女4例,年龄最小20岁,最大60岁,绝大多数为青壮年,病程最短4月,最 Ulcers are rare after the ball, about 5% of all duodenal ulcers. According to autopsy data analysis, then accounted for 5 to 17%. This article accounted for 9.2% of duodenal ulcers (151 cases) detected during the same period. Our hospital in the past two years with domestic XS-Ⅲ anterior gastroscopy diagnosis of 14 cases as follows: The group of 14 patients, 10 males and 4 females, the youngest 20 years old, the largest 60 years old, the vast majority of young adults, The shortest duration of April, most