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皮肌炎(dermatomyositis,DM)和多发性肌炎(polymyositis,PM)是影响骨骼肌的炎症性疾病,可累及全身多个器官,是一种系统性的自身免疫性疾病。肺间质病变(interstitiallungdisease,)是其常见
Dermatomyositis (DM) and polymyositis (PM), which are inflammatory diseases affecting skeletal muscle, are involved in multiple organs of the whole body and are a systemic autoimmune disease. Interstitial lung disease (interstitial lung disease,) is its common