炎性肠病 (ＩＢＤ)包括溃疡性结肠炎 (ＵＣ)和克隆病(ＣＤ)。近年来 ,在国内杂志上报告日渐增多。我院门诊随访病例已愈 30 0例。其病因与发病机制一直是医学界的研究热点 ,近年来在感染、遗传、免疫等病因学研究都取得了一定进展 ,使疾病的诊断与防治直接获益。有学者预言 ,下 Inflammatory bowel disease (IBD) includes ulcerative colitis (UC) and Crohn’s disease (CD). In recent years, reports have been increasing in domestic magazines. Our hospital outpatient follow-up cases have been more 30 cases. Its etiology and pathogenesis have always been the hotspot in the medical field. In recent years, some progress has been made in the studies of etiology such as infection, heredity and immunity, which directly benefit the diagnosis and prevention of diseases. Some scholars predict, next