慢性荨麻疹是皮肤对不同刺激(免疫性或非免疫性)产生的一种反应型。血管炎如同荨麻疹一样,也是由很多物质、不同机制包括免疫复合物的沉积而产生的一种反应型。过去数年有报告提示有些患者可能临床表现为荨麻疹,病理变化为白细胞碎裂 Chronic urticaria is a form of skin reaction to different stimuli (immune or non-immune). Vasculitis, like urticaria, is also a type of response produced by the deposition of many substances, different mechanisms, including immune complexes. In the past few years there are reports suggest that some patients may be clinically manifested as urticaria, pathological changes of leukocyte fragmentation