李××,男,25岁。于来诊前20天无明显诱因,突然头痛、呕吐。在某地区医院经腰穿检查诊为“病毒性脑膜炎”收住院。经用激素(地塞米松20mg/日)治疗一周后上述症状消失四肢活动均正常。继续接受激素治疗至第17天出现双小腿肌肉自发性胀裂样痛疼及握痛,并四肢无力。无发热抽搐及尿便障碍,双小腿无感染及红肿,亦否认接受任何疫苗接种。当地医院考虑为“静脉炎”给于对症处 Lee × ×, male, 25 years old. No obvious incentive to come to the clinic 20 days before, a sudden headache, vomiting. In some areas of the hospital by lumbar puncture diagnosis as “viral meningitis” admitted to hospital. After treatment with hormone (dexamethasone 20mg / day) for one week after the above symptoms disappeared limb activity were normal. Continue to receive hormonal therapy until the first 17 days of double calf muscle spontaneous crack-like pain and pain, and limb weakness. No fever convulsions and urinary problems, no infection and swelling of the lower legs, also denied receiving any vaccination. Local hospitals consider giving “symptomatic treatment” for “phlebitis.”