肠易激综合征(IBS)是最常见的肠道运动异常性疾病,表现为腹痛、腹胀,排便习惯改变及大便性状异常等,缺乏形态学的生物学标志。其发病机制不很明确,可能与胃肠动力学、内脏高敏感性、脑肠轴的改变、肠道过敏、肠道菌群失调和精神行为的异常有关,其中动力异常是重要表现形式之一 Irritable bowel syndrome (IBS) is the most common intestinal motility disorders, manifested as abdominal pain, abdominal distension, bowel habits and stool abnormalities, lack of biological indicators of morphology. The pathogenesis is not very clear, and may be related to gastrointestinal motility, visceral hypersensitivity, changes in the gut axis, intestinal allergies, intestinal flora disorders and mental behavior abnormalities, of which dynamic anomalies are one of the important manifestations