一个新的心电学参数终端D1S + D3R预测急性肺栓塞的右心室扩张
Funda Başyiğit1, Oğuz Uçar1, Emine Cansu Yücel1
1Department of Cardiology, Ankara Etlik City Hospital, Ankara, Turkey.
Acta cardiologica
|September 17, 2024
概括
一个新的心电图 (ECG) 参数,终端D1S+D3R (T-D1S+D3R) 模式,有效预测急性肺栓塞 (APE) 患者的右心室扩张 (RVD). 这一发现有助于APE患者的风险分层.
科学领域:
- 心脏病学 心脏病学
- 诊断成像 诊断成像 诊断成像
- 肺部医学 肺部医学
背景情况:
- 右心室过载对于急性肺栓塞 (APE) 的风险分层至关重要.
- 终端D1S+D3R (T-D1S+D3R) 模式是一种新的心电图 (ECG) 参数,可能有助于APE诊断.
研究的目的:
- 调查T-D1S+D3R心电图图案与APE患者的右心室扩张 (RVD) 之间的关联.
- 在APE的背景下评估RVD的T-D1S+D3R模式的预测值.
主要方法:
- 一项追溯性研究涉及267名确诊APE的患者.
- 胸前回声心脏成像 (TTE) 用于评估RVD.
- 在患有和没有RVD的患者之间比较T-D1S+D3R模式的流行率.
主要成果:
- 与没有RVD患者 (18.0%) 相比,RVD患者 (70.8%) 的T-D1S+D3R模式明显更为普遍 (p < 0.001).
- 单变量分析确定了RVD的几种预测因素,包括S1Q3T3,右束分支块 (RBBB),T-D1S+D3R,以及正面QRS-T (f(QRS-T)) 角度.
- 多变量分析证实了T-D1S+D3R,V1-3/4中的ST段升高,以及f(QRS-T) 角度作为APE中RVD的独立预测因素.
结论:
- T-D1S+D3R心电图参数是诊断为急性肺栓塞的患者右心室扩张的独立预测指标.
- 这一新奇的ECG发现可以有助于改进APE的风险评估和管理策略.
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