It is more accurate than X-rays for detecting inflammation, ulcers or tumors of the esophagus, stomach and duodenum.
2
方法采用数字胃肠造影与胃镜分别对406例反流性食管炎进行检查，并对两种检查结果进行对比分析。
Methods 406 cases with reflux esophagitis were examined by digital gastrointestinal radiography and gastroscopy respectively, and the results of two examination were analysed contrastively.
3
目的探讨纤维胃镜下气囊导管扩张治疗食管狭窄的疗效。
Objective To explore the efficacy of gastrofiberscope-assisted balloon catheter dilatation of esophageal stricture.
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