目的:探讨儿童急性良性肌炎的临床特点、病因及诊疗方法。方法:全部患者确诊后采取综合治疗,主要是以卧床休息、限制活动、抗病毒、营养肌肉等综合治疗为主,药物治疗以利巴韦林、喜炎平,维生素C为主,合并细菌感染者加用抗生素。肌痛剧烈及肌酶显著增高者加用果糖治疗。结果:本病起病急,大多冬春季发病,与呼吸道病毒感染有关,主要表现为小腿肌肉疼痛和步态异常,血清肌酸磷酸激酶(cPK)增高数10倍以上。本病具有自限性,病程7天左右,无特殊治疗方法。结论:儿童晨起突发小腿肌肉疼痛和步态异常,结合CPK显著增高可基本上诊断本病,其预后良好。 Objective: To investigate the clinical features, etiology and treatment of acute myositis in children. Methods: All patients were diagnosed after comprehensive treatment, mainly in bed rest, activity restriction, antiviral, nutritional muscle and other comprehensive treatment of drug-based treatment with ribavirin, Xiyanping, vitamin C-based, combined with bacterial infection Add antibiotics. Severe muscle pain and muscle enzymes were significantly higher plus fructose treatment. Results: The incidence of this disease is acute, mostly in winter and spring onset, and respiratory virus infection, mainly manifested as abnormal calf muscle pain and gait, serum creatine phosphokinase (cPK) increased more than 10 times. The disease has a self-limiting, duration of about 7 days, no special treatment. CONCLUSIONS: The pain and gait abnormalities of calf muscle are sudden onset in early morning, and this disease can be diagnosed basically in combination with CPK. The prognosis is good.