十二指肠侧视镜在急性上消化道出血中的应用郑永平黄邦汉急诊胃镜检查与镜下治疗临床已有开展，十二指肠侧视镜于活动性上消化道出血的诊断与治疗尚少见报道。我们３年来应用十二指肠侧视镜检查经紧急胃镜检查无阳性发现，临床怀疑十二指肠降段病变的急性上消化道出血患者... Application of duodenoscopy in acute upper gastrointestinal hemorrhage Zheng Yongping Huang Banghan Emergency endoscopy and microscopic treatment have been carried out, the diagnosis and treatment of active upper gastrointestinal bleeding in duodenal side-view mirror is still rare Reported. We have applied duodenoscopy in 3 years to have no positive findings by emergency gastroscopy and have clinical suspicion of acute upper gastrointestinal bleeding in descending duodenal lesions.