患儿女 ,12岁 ,因头痛、头晕 2周 ,双下肢无力、排尿困难 1周 ,左眼视物模糊 4d入院。 2周前头痛、头晕 ,外院诊为“鼻窦炎” ,给予抗生素治疗疗效欠佳。 1周前双下肢无力 ,排尿困难 ,不能低头 ,低头时颈背疼痛剧烈。 4d来左眼视物不清 ,进行性加重。病程中无发热和抽搐。体检 Children with children, 12 years old, due to headache, dizziness 2 weeks, weakness in both lower extremities, dysuria for 1 week, left eye visual obstruction 4d admission. 2 weeks ago, headache, dizziness, out-patient diagnosis of “sinusitis”, given antibiotic therapy ineffective. A week ago, both lower extremities weakness, dysuria, can not bow, bow and neck when the back pain severe. 4d to the left eye as unclear, progressive increase. During the course of fever and convulsions. Physical examination