肠道易激综合征(IBS)是指由消化道、精神因素以及肠腔因素间相互作用而引起的症侯群。只限于那些假设是由小肠和结肠所引起的症状,包括与排便相关的腹痛、腹胀、排便习惯改变、粘液便以及便排不尽感。对于一般IBS患者之处理主要基于临床评估、暂行诊断、排除器质性疾病以及试验性治疗。诸如腹泻、便秘或疼痛等主要的未解决的症状为第二层次的评估和试验性治疗提供了焦点。这些第二层次的试验应证实消化功能障 Intestinal irritable bowel syndrome (IBS) refers to the syndrome caused by the interaction between the digestive tract, mental factors, and intestinal factors. It is limited to those hypotheses that are caused by the small intestine and the colon, including abdominal pain associated with defecation, bloating, changes in bowel habits, mucus, and looseness. The treatment of patients with IBS is mainly based on clinical assessment, interim diagnosis, excluding organic disease and experimental treatment. The main unresolved symptoms, such as diarrhea, constipation or pain, provide the focus for second-tier assessment and experimental treatment. These second-level tests should confirm digestive dysfunction