炎症性肠病(IBD)是一种可累及全身的异质性疾病,其免疫相关性的表现分为两大类已获得了一致的看法:一类为炎症相关的肠外表现,如关节炎、结节性红斑、坏疽性脓皮病、口疮样口炎、虹膜炎/葡萄膜炎;一类为自身免疫相 Inflammatory bowel disease (IBD) is a heterogeneous disease that can affect the whole body. Its immune-related manifestations have been divided into two major groups. The consensus has been reached that one type of inflammation-related extraintestinal manifestations such as arthritis , Erythema nodosum, pyoderma gangrenosum, aphthous stomatitis, iritis / uveitis; one for the autoimmune phase