过敏紫癜是一种全身性毛细血管变态反应性疾病,病因主要和过敏有关。致敏原可能为食物、药物、感染、花粉及蚊虫叮咬等。临床表现以皮肤紫癜为突出表现,可伴有关节痛、腹痛及肾脏病变。为了解肾脏损害与疾病的关系,回顾了11例紫癜性肾炎肾脏穿刺组织病理学及免疫荧光的变化。1 Henoch-Schonlein purpura is a systemic capillary allergic disease, the main cause and allergy. Allergens may be food, drugs, infections, pollen and mosquito bites. Clinical manifestations of skin purpura as a prominent manifestation may be associated with joint pain, abdominal pain and kidney disease. In order to understand the relationship between kidney damage and disease, the histopathological and immunofluorescent changes of renal puncture in 11 cases of purpura nephritis were retrospectively reviewed. 1