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1 概 述 Crohn病是一种胃肠道的非特异性炎性疾病。1 932年 Crohn等叙述了一种末端回肠的疾病 ,主要发生于青年人 ,其特征是亚急性或慢性坏死性、瘢痕性炎症。在 1 965～ 1 980年间 ,因诊断方法的改进使 Crohn病发病率迅速上升 ,此后发病率渐稳定 ;西方国家 Crohn病发病
1 Overview Crohn’s disease is a gastrointestinal non-specific inflammatory disease. In 1932 Crohn et al. Described an end-ileal disease that occurs primarily in young people and is characterized by subacute or chronic necrotizing, cicatricial inflammation. The incidence of Crohn’s disease increased rapidly from 1965 to 1980 because of the improvement of diagnostic methods, and the incidence gradually stabilized thereafter. The incidence of Crohn’s disease in Western countries