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患有心血管疾病的儿童和年轻成年人中中枢静脉压力和功能受损
Jillian Olsen1, Hari Tunuguntla1, Alexander Alali1
1Department of Pediatrics, Division of Cardiology, Baylor College of Medicine/Texas Children's Hospital, Houston, Texas, USA.
JACC. Advances
|August 12, 2024
概括
在患有心血管疾病的儿童中,较高的中央静脉压 (CVP) 与较低的估计膜过率 (eGFR) 和恶化的功能 (WRF) 有关. 这一发现强调了CVP作为儿科患者脏问题的关键预测因素.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 腎臟醫學 腎臟醫學
- 心血管生理学心血管生理学
背景情况:
- 传统上,低心脏输出被认为是导致功能障碍的原因.
- 成人研究表明,中枢静脉压力 (CVP) 是健康的一个更重要的因素.
- 儿童心血管疾病在了解血液动力学对功能影响方面存在独特的挑战.
研究的目的:
- 为了研究这样的假设,即高 CVP 预测心血管疾病的儿科患者减少估计的膜过率 (eGFR).
- 为了确定较高的CVP是否与心脏导管术后180天内恶化功能 (WRF) 有关.
- 澄清CVP与心脏指数在儿科结局中的独立作用.
主要方法:
- 一个单中心队列研究包括3个月至21岁的双心室循环患者.
- 分析了心脏导管数据,包括CVP,心脏指数和对比度体积.
- 统计分析包括皮尔森相关性,eGFR的线性回归和WRF预测的Cox回归.
主要成果:
- 较高的CVP独立地与较低的eGFR相关 (β = -2.65,P < 0.001) 和预测的WRF (HR = 1.10,P = 0.002).
- 在多变量分析中,心脏指数与eGFR或WRF没有显著的关联.
- ≥7mmHg的CVP预测了WRF (HR = 2.57,P = 0.007),更大的对比体积也预测了WRF.
结论:
- 中枢静脉压升高 (CVP) 是心血管疾病儿童较低EGFR和功能恶化的重要预测因素.
- CVP与脏结果的关联是独立于心脏指数的,这表明有不同的病理生理机制.
- 这些发现强调了监测患有脏并发症风险的儿科患者CVP的重要性.
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