肠易激综合征(irritablebowelsyndrome,IBS)指的是慢性排便异常,呈腹痛、腹部不适为主的腹部症状,经检查排除可引起这些症状的肠道及相关脏器的器质性疾病的一种功能性肠道疾病。本病归入功能性肠道疾病的范畴,是因能正确地捕捉到表现出一定症状的疾病群,依靠诊断标准进行诊断 Irritable bowel syndrome (irritable bowel syndrome, IBS) refers to the chronic bowel dysfunction, was abdominal pain, abdominal discomfort-based abdominal symptoms, after checking to exclude these symptoms can cause intestinal and organ disease organic one Functional bowel disease. The disease falls into the category of functional intestinal diseases, because they can correctly capture the symptoms of certain groups of diseases, relying on diagnostic criteria for diagnosis