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超声造影颈动脉斑块内增强强度与动脉狭窄程度的关系
被引:16
作者:

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金雪娟
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机构:
上海市心血管病研究所 复旦大学附属中山医院超声科

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机构:
[1] 复旦大学附属中山医院超声科
[2] 复旦大学附属中山医院血管外科
[3] 上海市心血管病研究所
来源:
关键词:
动脉粥样硬化;
颈动脉;
动脉狭窄;
新生血管;
D O I:
暂无
中图分类号:
R743.3 [急性脑血管疾病(中风)];
R445.1 [超声波诊断];
学科分类号:
100204 [神经病学];
100231 [临床病理学];
摘要:
目的分析超声造影(CEUS)显示的患者颈动脉斑块内新生血管增生的程度与颈动脉狭窄程度之间的关系。方法颈动脉狭窄患者92例,其中双侧病变者22例,共114条颈动脉。所有患者均在超声检查后1周内行DSA检查,以此判断动脉狭窄程度。CEUS观察斑块内有无增强并将斑块增强的程度分为0~4级。随后定量计算动脉斑块内增强强度EI及斑块内增强强度与颈动脉管腔内增强强度的比值ratio。结果超过90%(包括闭塞)与90%以下狭窄的颈动脉斑块CEUS分级有显著性差异,而90%以下各组斑块的CEUS增强分级无显著性差异。不同颈动脉狭窄程度之间EI(P=0.864)及ratio无显著性差异。结论超声造影显示的颈动脉斑块的增强程度与相应的颈动脉狭窄程度无明显相关性,对颈动脉狭窄程度不高的患者超声造影评价斑块内新生血管的形成可帮助进一步评估患者的风险程度。
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页码:106 / 109
页数:4
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