皮肌炎是一种主要累及皮肤和横纹肌的自身免疫性结缔组织病,以红斑、水肿为皮损特点,伴有肌无力和肌肉炎症、变性的疾病,常伴有关节、心肌等多器官损害。皮肌炎本身所致的肾脏受损较少见,但皮肌炎可导致横纹肌溶解症,后者可并发急性肾损伤,肾功能衰竭一旦形成,病死率很高,预后极差。我院收治1例皮肌炎并发横纹肌溶解症及急性肾损伤的患者,现报告如下。临床资料患者,男,24岁。因全身皮损伴四肢无力10余 Dermatomyositis is a kind of autoimmune connective tissue disease mainly involving the skin and striated muscle. It is characterized by erythema and edema, lesions with muscle weakness and muscle inflammation and degeneration, often accompanied by multiple organ damage such as joints and myocardium . Dermatomyositis itself caused by kidney damage less common, but dermatomyositis can cause rhabdomyolysis, the latter can be complicated by acute kidney injury, renal failure, once formed, high mortality, poor prognosis. In our hospital admitted to a case of dermatomyositis complicated by rhabdomyolysis and acute kidney injury in patients are as follows. Patients with clinical data, male, 24 years old. Due to systemic lesions with limb weakness more than 10