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克罗恩病(Crohn’s disease,CD)是一种以慢性肉芽肿性炎性病变为表现的非特异性肠炎,目前多认为CD与自身免疫缺陷、感染、遗传等因素有关,可累及全胃肠道,全壁层炎症,节段性分布。胃肠道以外的器官如关节、皮肤、眼及肝胆胰等也可累及[1]。CD是炎症性肠病(inflammatory bowel disease,IBD)的一种亚型,目前认为它是一个涉及多基因的复杂疾病,本质上为遗传易感个体在肠内微生
Crohn’s disease (CD) is a non-specific enteritis manifested by chronic granulomatous inflammatory disease. At present, CD is thought to be involved in autoimmune deficiency, infection, heredity and other factors and may involve the entire gastrointestinal tract , Whole wall inflammation, segmental distribution. Organ other than the gastrointestinal tract such as joints, skin, eyes and hepatobiliary and pancreatic can also be involved [1]. CD is a subtype of inflammatory bowel disease (IBD), which is currently considered a complex disease involving multiple genes and is essentially a predisposition for genetically predisposed individuals in the gut