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目的:比较多发性肌炎(polymyositis,PM),皮肌炎(dermatomyositis,DM),无肌炎性皮肌炎(amyopathic dermatomyositis,ADM)伴肺间质病变(interstitial lung diseases,ILD)的临床特征和预后。方法:回顾36例炎性肌病伴ILD的住院患者(PM18例,DM11例,ADM7例)。结果:9例ADM-ILD在临床和病理均无肌炎表现但都有典型的Gottron征。血清肌酸激酶(CK)浓度PM-ILD明显高于DM-ILD,ADM-ILD则