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肥厚型心肌病心肌超声组织定征背向散射技术的研究 被引量:2

The study of myocardial ultrasonic tissue characterization with integrated backscatter in patients with hypertrophic cardiomyopathy
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摘要 目的 比较肥厚型心肌病(HCM)患者与正常人左室后壁(LVPW)心肌声学特性是否存在差异,并探讨超声组织定征(UTC)技术在评价HCM方面的价值。方法 应用UTC背向散射积分(IBS)测定法分别测定HCM组(38例)和正常对照组(40例)LVPW、室间隔(IVS)部位的心肌IBS参数。结果 两组IVS心肌、LVPW心肌IBS的相对值(IBS%)、IBS的周期变化(CVIB)均有显著性差异(P<0.05);HCM组IVS、LVPW均存在 IBS、CVIB的跨壁梯度,而正常对照组则无。结论HCM患者LVPW心肌IBS参数与正常人不同,其测定是一种客观评价HCM的UTC方法。
出处 《江苏医药》 CAS CSCD 北大核心 2002年第4期269-270,共2页 Jiangsu Medical Journal
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