肠道易激综合征(IBS)是一常见慢性病。从小孩到老年,各年龄组均可罹患,尤以中年妇女为多,而且一旦发病,多终身以不同严重程度持续存在,可以缓解,但很少治愈。 IBS是一个不限于结肠的全肠功能紊乱,因而它的病名是广义的。其功能紊乱主要表现在肌层,也涉及肠壁粘膜的分泌器官。病症的表现似肠道功能亢进、不协调或痉挛。此症与感情变化有一些偶然性联系。 IBS的特点是慢性病。症状可以交替出现,大便不规律,腹泻与便秘交替,周期不定,从数日到数周不等。另一些病人的主要表现为腹泻,典型病例每日泻5～3次,从清晨开始,进早餐可加重,上午 Intestinal irritable bowel syndrome (IBS) is a common chronic disease. From children to the elderly, all age groups can suffer, especially for middle-aged women as much, and once the disease, multi-life persistence with different severity, can ease, but rarely cure. IBS is a colonic bowel disorder that is not limited to the colon, so its disease name is broad. Its dysfunction is mainly manifested in the muscularis mucosa, but also involved in the secretion of organs. Symptoms appear to be bowel hyperactivity, uncoordinated or spasm. This disorder and emotional changes have some chance links. IBS is characterized by chronic diseases. Symptoms can alternate, stool irregularities, alternating diarrhea and constipation, cyclical, ranging from a few days to several weeks. Other patients mainly for diarrhea, typical cases of diarrhea 5 to 3 times a day, from early morning into the breakfast can be increased, the morning