消化道疾病的检查以钡餐检查为首选 ,内窥镜次之。但小肠钡剂造影的Ｘ线表现较为复杂 ,且有很多困难。传统的口服钡剂小肠造影和插管法小肠灌肠双重造影均有其不足之处。作者近年来开展了非插管法改良气钡双重造影 ,达到甚至超过小肠灌肠造影的效果。1　临床资料1.1　一般资料 Gastrointestinal disease examination to barium meal examination as the preferred, followed by endoscopy. However, small bowel barography X-ray performance is more complicated, and there are many difficulties. The traditional oral small-bowel barium enema and intubation catheter double contrast has its shortcomings. In recent years, the authors carried out the non-intubation method to improve double contrast barium gas to achieve or even exceed the effect of small bowel enema. 1 clinical data 1.1 general information