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例1 男性,50岁,于一年前开始无诱因感头晕,行走不稳,听到颅内作响呈规律“嘎、嘎”声,左侧卧位时明显,他人近耳旁时也能听到,持续至今,既往健康,家族无类似发病史。检查:BP:20/12kPa,双侧软腭可见120～140次/分持续规律性阵挛(纵向),以左侧明显。喉镜可见声带内收外展运动,喉头上下升降。右侧上下股肌张力增高,直线行走不稳,脑脊液压力,常规和生化均正常,血沉及抗“O”正常,颈肌肌电图、脑电
Example 1 Male, 50 years old, no incentive to start a year ago A feeling of dizziness, unstable walking, hear the sound of the law intracranial “Ga, Ga” sound, when the left lateral position obvious, others near the ear can also be Heard, until now, past health, family history of similar incidence. Check: BP: 20 / 12kPa, bilateral soft palate can be seen 120 to 140 beats / min regular clonus (longitudinal) to the left obvious. Laryngoscope visible vocal cord adduction exercise, throat up and down. Up and down the right femoral muscle tension increased, walking straight instability, cerebrospinal fluid pressure, routine and biochemical are normal, erythrocyte sedimentation rate and anti “O” normal, cervical electromyography, EEG