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皮肌炎／多发性肌炎（Dermatomyositis DM／Polymy－ositis PM）均属特发性炎症性肌病，如肌炎同时伴有多种形态皮疹者称为皮肌炎。其病因及发病机理尚不清楚，可能与自身免疫异常、病毒感染及遗传有关。国外关于HIA-A、B在抗原与DM／PM相关性的报道结论不一，国内尚未见相关研究的报道。既往对HIA-A、B抗原主要以血清学方法进行检测，我们在
Dermatomyositis DM / Polymyositis PM are idiopathic inflammatory myopathies, such as myositis accompanied by multiple forms of skin rashes called dermatomyositis. The etiology and pathogenesis is not clear, may be related to autoimmune disorders, viral infections and genetic. Abroad on the HIA-A, B in the antigen and DM / PM correlation reported inconsistencies, no reports of relevant research in China. Previously, HIA-A and B antigens were mainly detected by serological methods