Irritable bowel syndrome (IBS) is a quite common disease, and it is a functional enteropathy that characterized by abdomen discomfort or pain, diarrhea, constipation or the mix of both.

• 摘要肠易激综合征(IBS)是儿童比较常见的疾病之一，临床以腹部不适或疼痛，腹泻、便秘或腹泻便交替为特征的功能性肠病。