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Preliminary Study on the Effect of Antihypertensive Therapy on Cerebral Hemodynamics
Author(s): YIN Xiaoping, JIANG Yaping, ZHANG Suming, GAO Qiong
Pages: 134-
136
Year: 2003
Issue:
3
Journal: JOURNAL OF INTERNAL INTENSIVE MEDICINE
Keyword: 经颅多普勒; 高血压; 脑出血; 降血压治疗;
Abstract: 目的:探讨降血压治疗是否影响脑血流动力学.方法:应用经颅多普勒超声(TCD)诊断仪监测原发性高血压患者32例以硝苯地平及17例以硝苯地平+卡托普利降血压前后的脑血流参数,以及11例血压大于200/130mmHg的脑出血患者不同梯度地降血压前后的TCD血流参数的变化.结果:三组药物降血压效果均有显著性意义.高血压患者双侧大脑中动脉血流速度(MFV)降低无统计学意义,PI值升高有统计学意义;脑出血患者不同梯度降血压健侧和患侧MFV降低、PI升高,均有统计学意义,而两组药物之间TCD参数差异无统计学意义.结论 :原发性高血压患者脑血管仍有一定的调节功能,脑出血患者降血压治疗可能会更降低脑灌注压,应慎重应用降压药.
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