皮肌炎是以进行性对称性近端肌无力和典型的皮肤损害为特征的炎症性疾病。为了进一步探讨皮肌炎的临床表现及实验室特征，以利于本病的诊断和治疗，防止并发症，降低病死率，我们收集了１９９３～１９９７年５年间在上海华山医院住院的１１０例皮肌炎患者，现将资料分析如... Dermatomyositis is an inflammatory disease characterized by progressive symmetry of the proximal muscle weakness and typical skin lesions. In order to further explore the clinical manifestations and laboratory features of dermatomyositis in order to facilitate the diagnosis and treatment of the disease, prevent complications and reduce mortality, we collected 110 cases of musculoskeletal inpatients in Shanghai Huashan Hospital from 1993 to 1997 Yan patients, now data analysis as ...