炎症性肠病(inflammatory bowel disease,IBD)是一类病因尚不十分明确的慢性非特异性肠道炎症性疾病,包括溃疡性结肠炎(UC)和克罗恩病(CD)。该病在欧美的发病率较高。随着生活和工作环境的改变,我国的发病率正在逐年上升。但迄今为止对IBD仍无有效方法治愈该病。目前临床上用于 Inflammatory bowel disease (IBD) is a non-specific chronic inflammatory non-specific intestinal inflammatory disease, including ulcerative colitis (UC) and Crohn’s disease (CD). The incidence of the disease in Europe and the United States higher. With the changing living and working environment, the incidence of our country is increasing year by year. But so far there is no effective way to cure IBD disease. Currently used clinically