在诺伍德手术后,对全身心室功能和心房功能进行纵向分析
Stefan Fetcu1,2, Takuya Osawa1,2, Frank Klawonn3,4
1Department of Congenital and Pediatric Heart Surgery, German Heart Center Munich, Technische Universität München, Munich, Germany.
概括
在诺伍德手术后修改的布拉洛克-陶西格分离器最初显示了更差的心室功能和心房膜吐. 然而,在II期息后,与右心室到肺动脉导管相比,它显示出更好的心室功能.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 遗传性心脏病是一种先天性心脏病.
- 心脏外科手术 心脏外科手术
背景情况:
- 诺伍德手术是复杂的先天性心脏缺陷单心室息的关键第一步.
- 系统性心室功能和心房回是诺伍德手术后长期结果的关键决定因素.
- 选择的冲影响血液动力学和随后的心室性能.
研究的目的:
- 在新生儿诺伍德手术后,纵向评估全身心室功能和心房膜吐.
- 为了比较两种常见的分流类型的影响:修改的布拉洛克-托西格分流和右心室到肺动脉导管.
- 了解如何冲动类型影响血液动力学跨不同阶段的单心室息.
主要方法:
- 对335名接受诺伍德手术 (2001-2020年) 的新生儿的序列心声学数据的回顾性分析.
- 修改布拉洛克-托西格分流 (n=171) 和右心室到肺动脉导管 (n=164) 的患者之间的心室功能和心房回的比较.
- 在Fontan完成之前,在不同时间点获得的回声心脏图的评估.
主要成果:
- 最初 (诺伍德后1-30天),右心室到肺动脉导管组显示出比修改后的布拉洛克-陶西格分流组更好的心室功能.
- 在II期息后,修改后的Blalock-Taussig分流组的心室功能优于右心室到肺动脉导管组.
- 在II阶段之前,修改后的Blalock-Taussig分流更频繁地出现心房膜反,但在II阶段之后变得可比.
结论:
- 特类型在单心室息的不同阶段显著影响血液动力学和心室性能.
- 修改后的Blalock-Taussig分流与初始较差的心室功能有关,但与右心室到肺动脉导管相比,在II阶段后的长期功能更好.
- 了解这些依赖阶段的影响对于优化外科手术策略和患者结果至关重要.
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