冠状动脉狭窄症与通过跨骨多普勒测量脉动指数之间的相关性
Amel Amidzic1, Naida Tiro1, Amra Salkic1
1Department of Neurology, General Hospital «Prim.dr. Abdulah Nakas», Sarajevo, Bosnia and Herzegovina.
概括
跨骨多普勒显示,在50%以上的带狭窄症患者中,脉动指数值较高. 这表明脉动指数是评估心血管狭窄患者中风风险的关键指标.
科学领域:
- 神经学 神经学
- 血管医学 血管医学
- 诊断成像 诊断成像 诊断成像
背景情况:
- 动脉动脉样硬化是中风的主要原因,通常是通过动脉样硬化病变的栓塞.
- 跨内多普勒 (TCD) 超声波提供了对大脑血流和血液动力学的非侵入性实时评估.
- 通过TCD测量的脉动指数 (PI) 反映了大脑血管的弹性.
研究的目的:
- 为了研究中脑动脉 (MCA) 和基底动脉 (BA) 的脉动指数 (PI) 与大脑动脉狭窄程度之间的关系.
- 为了确定PI值是否与动脉狭窄症的严重程度相关.
主要方法:
- 在神经病学部门的色彩多普勒和脑膜多普勒单元研究了140名患有带狭窄的患者.
- 患者接受了关动脉的额外多普勒测试和MCA和BA的顶多普勒测试.
- 数据是在2022年2月至2022年12月期间收集的.
主要成果:
- 在MCA中的PI平均值在患有狭窄症的患者中明显较低,高达50%的患者与患有>50%狭窄症的患者相比.
- 在BA中,PI的平均值呈现出类似的趋势,在狭窄症患者中显著降低,高达50%,而狭窄症>50%.
结论:
- 跨骨多普勒检测显示,与轻度硬化相比,大脑动脉狭窄症患者的脉动性指数增加了50%以上.
- 脉动指数应纳入神经声学发现,以客观地评估脑血管缺血事件风险.
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