过敏性紫癜又称出血性毛细血管中毒症,是较为常见的一种血管变态反应性疾病,临床上主要表现为皮肤紫癜和黏膜出血,常伴有关节肿痛、腹痛、便血、尿血和蛋白尿,一年四季均发,春秋多见[1]。根据其出血部位的不同,可分为皮肤型、关节型、胃肠型和肾脏型等类型,属于中医的紫 Henoch-Schonlein Purpura, also known as hemorrhagic capillary thrombosis, is a more common type of vascular allergic disease, clinically manifested as skin purpura and mucosal hemorrhage, often accompanied by joint swelling and pain, abdominal pain, blood in the stool, hematuria and proteinuria , All year round are made, more common in spring and autumn [1]. According to the different parts of the bleeding, can be divided into skin type, joint type, gastrointestinal type and kidney type and other types of purple