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颈内动脉闭塞时同侧颈总动脉血流频谱特点分析 被引量:1

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摘要 目的探讨单侧颈内动脉闭塞时,同侧颈总动脉血流频谱改变的特点。方法采用彩色多普勒超声诊断仪对63例单侧颈内动脉闭塞的患者进行同侧颈总动脉血流频谱分析,测量颈总动脉收缩期峰值流速,舒张末期流速,搏动指数,阻力指数等指标。结果单侧颈内动脉闭塞的患者同侧颈总动脉的血流速度明显较无病变侧的降低,搏动指数及阻力指数均较无病变侧显著增高。结论颈总动脉血流频谱的异常改变可以间接估测颈内动脉病变程度,对颈内动脉是否闭塞的判定有一定的诊断价值。
出处 《齐齐哈尔医学院学报》 2013年第5期663-663,共1页 Journal of Qiqihar Medical University
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