过敏性紫癜(Henoch-Sch nlein purpura)是IgA介导的自身免疫疾病,以儿童过敏性血管炎为特点。主要的临床表现是皮肤紫癜、关节炎、腹痛、胃肠道出血、睾丸炎和肾炎。由于是一种自限性疾病,没有公认的治疗方法能够缩短病程和减少并发症。使用皮质类固醇治疗过敏性紫癜是否能够减 Henoch-Schlein purpura is an IgA-mediated autoimmune disease characterized by childhood allergic vasculitis. The main clinical manifestations are skin purpura, arthritis, abdominal pain, gastrointestinal bleeding, orchitis and orchitis. Because it is a self-limited disease, there is no recognized treatment can shorten the course and reduce complications. Corticosteroid treatment of allergic purpura can be reduced