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出血性毛细血管中毒病又称血管性紫癜或过敏性紫癜。但因过敏因素所引起的紫癜,尚有一部分属于血小板减少者,且本病的皮疹并不限于紫癜一种,故不少人均称之为许兰-亨诺氏综合征。本病患者以男性儿童或青年占多数,男女之比约为1∶5,年龄在20岁以内者占半数以上。春秋二季发病最多,夏季少,但亦有报告秋季发病最少者。本病的病理变化为急性微血管炎。血管壁发生无
Hemorrhagic capillary poisoning, also known as purpura or Henoch-Schonlein purpura. However, due to allergic factors caused by purpura, there are still some belong to thrombocytopenia, and the rash is not limited to a purpura, so many people call it Xu Lan-Hennoch’s syndrome. The majority of patients with male children or youth, male to female ratio of about 1: 5, over the age of 20 accounted for more than half. Spring and autumn most incidence, less in summer, but there are also reports of the least incidence of autumn. The pathological changes of the disease for acute microvascular inflammation. No vascular wall occurred