在先天性隔膜胎新生儿中,左心室缺血和心室不成比例的纵向变化
Flaminia Pugnaloni1,2, Bartolomeo Bo3, Judith Leyens1
1Department of Neonatology and Pediatric Intensive Care, Children's Hospital, University of Bonn, Bonn, Germany.
Journal of perinatal medicine
|November 18, 2025
概括
在患有先天性隔膜 (CDH) 的新生儿中,心室不成比例会在产后改善. 然而,出生时和ECMO支持期间RV/LV直径比较高表明死亡风险较高.
科学领域:
- 新生儿心脏病学 新生儿心脏病学
- 儿科手术 儿科手术
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 心室不成比例 (RV/LV直径比≥1.1) 在患有先天性隔膜 (CDH) 的新生儿中很常见.
- 这种不成比例与不良结果有关,但其纵向变化不明.
研究的目的:
- 为了评估心室不成比例 (RVD/LVD) 随着时间的推移在CDH.新生儿的变化.
- 评估心室不成比例与结果之间的关联,包括死亡率和体外膜氧化 (ECMO) 使用.
主要方法:
- 对168名CDH新生儿进行了回顾性观察研究.
- 序列心声学测量RVD/LVD在多个时间点:入院,48小时,预修和预输出.
- 排除接受息治疗,过早死亡或缺乏随访数据的患者.
主要成果:
- 在基线时,41.7%的CDH新生儿具有RVD/LVD ≥1.1,与较高的死亡率 (34.3%) 和ECMO率 (62.9%) 相关.
- 随着时间的推移,心室不成比例显著下降,从入院时的41.7%降至输出前的9.1%.
- 在非幸存者中观察到持续升高的RVD/LVD,特别是在48小时和脱口前 (p<0.05).
结论:
- 在CDH新生儿中,心室不成比例通常在产后得到改善.
- 持续的RVD/LVD ≥1.1,特别是在ECMO支持期间,是CDH患者死亡率的强有力的预测因素.
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