过敏性紫癜是一常见的血管变态反应性疾病,是机体对某些致敏物质发生变态反应,导致毛细血管脆性及通透性增加,产生皮肤紫癜,粘膜及某些器官出血。在冬春季多见,以儿童发病为主。该病被认为与机体的免疫状态有关,但其病因及发病机制尚未完全明了,治疗上也无统一意见。我院从1999 Henoch-Schonlein purpura is a common vascular allergic disease, which is the body’s allergic reaction to certain sensitizing substances, resulting in increased capillary fragility and permeability, resulting in skin purpura, mucous membranes and some organ bleeding. More common in winter and spring to children’s disease-based. The disease is thought to be related to the immune status of the body, but its etiology and pathogenesis are not yet fully understood and there is no consensus on treatment. Our hospital from 1999