Methods:1796cases(more than50years old)suffered from cholecystopathies received barium double contrast upper gastrointestinalexamination or endoscopic examination.
方法：对1796例5 0岁以上胆囊疾病患者行上消化道钡剂或电子胃镜检查。
2
We summarized 16 cases of nonfunctioning islet cell tumor which were proved by surgery and pathology after CT and hypotonic barium meal examination of gastrointestinal tract.
Methods 406 cases with reflux esophagitis were examined by digital gastrointestinal radiography and gastroscopy respectively, and the results of two examination were analysed contrastively.