使用2D斑点追踪回声心脏学来定位辅助路径,并评估患有狼-帕金森-怀特综合征的儿科患者的心脏功能和失同
Gaser Abdelmohsen1, Nourhanne El-Farargy2, Osama Abdelaziz2
1Pediatric Cardiology Division, Department of Pediatrics, Faculty of Medicine, Specialized Pediatric Hospital, Cairo University, Cairo, 11562, Egypt. gaser_abdelmohsen81@yahoo.com.
European journal of pediatrics
|June 1, 2023
概括
2D斑点跟踪回声心脏学非侵入性地识别了狼 - 帕金森 - 怀特综合征的辅助途径,评估心脏功能和失调. 这种方法对精确的局部化和评估儿科患者的剥离疗法的有效性有希望.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 儿科电子生理学 儿科电子生理学
背景情况:
- 狼 - 帕金森 - 怀特 (WPW) 综合征与辅助通路 (AP) 相关,导致脑上动心 (SVT),心室失调和心脏功能障碍.
- 电生理学研究 (EPS) 是AP定位的黄金标准,但具有侵入性.
- 2D斑点跟踪回声心脏学 (2D-STE) 为AP局部化和评估相关心脏异常提供了一个潜在的非侵入性替代方案.
研究的目的:
- 评估2D-STE在患有WPW综合征的儿科患者的非侵入性辅助通路 (AP) 定位方面的能力.
- 使用2D-STE.识别与AP相关的左心室 (LV) 收缩异常和异步.
- 评估AP切除术在恢复心脏功能和心脏同步方面的有效性.
主要方法:
- 对18名患有心室预兴奋的儿科患者进行的前性多中心队列研究.
- 使用常规心声学,组织多普勒成像 (TDI) 和2D-STE.
- 在切除前和之后测量了LV纵向应变,时间到峰值纵向应变 (TPLS) 和心肌性能指数 (MPI).
主要成果:
- 观察到靠近AP的LV段的纵向延伸受损,在消去后显著改善 (P=0.0001).
- 异常的菌株模式预测了AP的位置.
- 增加的TPLS和改善的LV MPI表明,在切除后心脏功能降低了失调和增强了心脏功能.
结论:
- 2D-STE显示了WPW综合征中非侵入性AP局部化的潜力.
- 2D-STE可以有效地评估心脏功能和失同,并评估切除结果.
- 需要进一步的多中心研究,使用更大的队列来验证2D-STE用于AP本地化.
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