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手持心电回声学和心脏磁共振对中风体积和左心室射出小部分量化的比较

Frederique Maria de Raat¹, Sjoerd Bouwmeester², R Arthur Bouwman^1,3

¹Department of Electrical Engineering, Technical University of Eindhoven, Eindhoven, The Netherlands.

Journal of medical ultrasound

|September 23, 2024

概括

手持回声心电图 (HHE) 提供了可靠的中风体积 (SV) 和左心室喷射率 (LVEF) 的量化,可与标准回声心电图 (SE) 相比,当与心磁共振 (CMR) 进行验证时. 这使得HHE成为一个可行的工具,用于点的护理评估.

科学领域:

心脏病学心脏病学
医疗成像医学成像
临床诊断临床诊断临床诊断

背景情况:

精确的中风体积 (SV) 和左心室喷射率 (LVEF) 对于管理血液动力学受损患者至关重要.
手持心声回声仪 (HHE) 设备越来越多地可供临床使用.
对于SV和LVEF量化,HHE与黄金标准心磁共振成像 (CMR) 的比较性能在很大程度上仍未确立.

研究的目的:

评估HHE的准确性和精度,以量化SV和LVEF.
为了比较HHE的性能与标准心声回声 (SE) 和CMR成像.
确定HHE在血液动力学评估中的临床实用性.

主要方法:

20名健康志愿者接受了使用HHE,SE和CMR的成像检查.
在所有三种方法中测量了左心室喷射分数 (LVEF) 和中风体积 (SV).
统计分析的重点是HHE/SE和CMR之间的偏差和协议极限 (LOA).

主要成果:

与CMR相比,HHE显示LVEF的偏差最小 (-0.21%) 和可比的LOA (11.24%) 与CMR相比.
通过HHE进行的SV测量显示,对CMR的偏差为29.85毫升,LOA为32.34毫升.
当与CMR相比,HHE的准确性和精度被发现与SE的准确性和精度相似.

结论:

手持心声回声仪 (HHE) 提供了准确和精确的LVEF和SV的测量.
当与心磁共振 (CMR) 进行评估时,HHE的性能与标准心声回声学 (SE) 相当.
HHE是治疗点血液动力学评估的一个潜在的有价值的工具.

关键词:

手持式心电回声学手持式心电回声学血液动力学监测血液动力学监测左心室的射出分数.护理中心的超声波.冲击的体积冲击的体积冲击的体积

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