腹部X线诊断,常因肠管内气体及粪便造成混淆阴影而发生困难,因此检查前必须排除结肠的内容物。要达到结肠内无气体和粪便的目的,并非轻而易举。虽有若干方法如用过氧化氢溶液、生理盐水、肥皂水、温清水等洗肠法,但均各有利弊 ,至今尚无一既经济又无痛苦而效果满意者。 Abdomen X-ray diagnosis, often due to intestinal gas and stool caused by confusion and shadow of the difficulties, so before checking the contents of the colon must be excluded. It is not easy to achieve the goal of no gas and excrement in the colon. Although there are a number of methods such as hydrogen peroxide solution, saline, soap water, warm water and other intestinal cleansing method, but they all have their own pros and cons, so far there is neither economic nor painful with satisfactory results.