在MINOCA中使用短非对比CMR协议的值
Marco Gatti1, Anna Palmisano2,3, Mattia Gerboni4
1Radiology Unit, Department of Surgical Sciences, University of Turin, Via Genova 3, 10126, Turin, Italy. m.gatti@unito.it.
简短的非对比心磁共振 (ShtCMR) 协议是诊断心肌梗塞与非阻塞性冠状动脉 (MINOCA) 的可行的替代方案. 经验丰富的读者可以通过ShtCMR实现高诊断准确性,从而减少扫描时间.
科学领域:
- 心血管成像 - 心血管成像
- 心脏磁共振 (CMR) 是指心脏的磁共振.
- 心肌梗塞的心脏病发作
背景情况:
- 带有非阻塞性冠状动脉的心肌梗塞 (MINOCA) 存在诊断方面的挑战.
- 标准综合性CMR (StdCMR) 协议是耗时的.
- 评估较短,非对比的协议对于效率至关重要.
研究的目的:
- 评估短非对比CMR (ShtCMR) 协议的诊断性能.
- 将ShtCMR与MINOCA患者的标准综合CMR (StdCMR) 进行比较.
- 确定减少CMR扫描持续时间的可行性,而不会影响诊断.
主要方法:
- 在179名MINOCA患者的多中心回顾性研究中.
- 使用盲读的ShtCMR (21分钟) 与StdCMR (45分钟) 的比较.
- 评估诊断准确性,信心水平,细分参与和功能参数.
主要成果:
- 在85%的专家读者和73%的非专家读者中,ShtCMR与StdCMR取得了诊断一致.
- 对于ShtCMR的高读者信心与准确的诊断相关 (专家99%,非专家89%).
- ShtCMR 显示过高估计喷射分数,低估心脏体积和受影响部分的趋势.
结论:
- 在精选的MINOCA患者中,ShtCMR是一个有争议的,但潜在的可行的StdCMR替代方案.
- 经验丰富的读者对ShtCMR有很高的信心,可以提前结束检查,节省时间.
- 这种方法可以减少扫描时间,资源,并增加患者的吞吐量.
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