十二指肠降部溃疡发病较少,症状不典型,临床常易误诊或漏诊。1　临床资料我院从1988-1997年间共收治十二指肠溃疡1715例,其中十二指肠降部溃疡32例,约占1.87%。本组32例中,均为男性,年龄23～57岁,平均39.1岁。临床表现:32例均经胃镜检查确诊,发病至胃镜检查的时间,少于3个月者4 Duodenal descending lesion less incidence, atypical symptoms, clinical misdiagnosis or missed diagnosis. 1 clinical data in our hospital from 1988 to 1997 were treated a total of 1715 cases of duodenal ulcer, including 32 cases of duodenal descending ulcers, accounting for 1.87%. The group of 32 patients, both men, aged 23 to 57 years, mean 39.1 years. Clinical manifestations: 32 cases were diagnosed by gastroscopy, the onset of gastroscopy time, less than 3 months 4