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本文收集自１９９６年６月至１９９７年６月的，经颅多普勒超声（ＴＣＤ）诊断的椎基底动脉供血不足者１００例，从血流动力学的收缩峰流速（ＶＳ）和搏动指数（ＰＩ）等进行综合分析，并与５０例同年龄组的正常体检者对比分析，报告如下。１ 临床资料本组病人１００例，男６?
This article collected from June 1996 to June 1997, transcranial Doppler ultrasound (TCD) diagnosis of vertebrobasilar insufficiency in 100 patients, from the peak systolic blood flow velocity (VS) and pulsatility index ( PI) and other comprehensive analysis, and with 50 cases of the same age group of normal subjects comparative analysis, the report is as follows. A clinical data of 100 patients in this group, male 6?