预测因素 持续的机械通风 完整的心室膜缺陷手术后的预测因素
Panop Limratana1,2,3, Wiriya Maisat3, Jun Sasaki4
1Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital, Boston, MA, USA.
World journal for pediatric & congenital heart surgery
|October 22, 2025
概括
确定了心房隔膜缺陷 (AVSD) 修复后延长机械通风的预测因素. 手术前的布里克西亚评分和术后的液体平衡是儿科患者早期风险分层的关键因素.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 胸部外科手术 胸部外科手术
- 关键护理医学 关键护理医学
背景情况:
- 长时间的机械通风是在婴儿心房隔膜缺陷 (AVSD) 完全修复后的一个显著并发症.
- 这种并发症导致长时间的重症监护室 (ICU) 和住院,增加医疗负担.
- 确定预测因素对于优化患者管理和结果至关重要.
研究的目的:
- 在婴儿的AVSD完全修复后,评估延长机械通风 (≥24小时) 的术后预测因素.
- 探索布里克西亚评分在这个患者群体中早期风险分层的有用性.
- 为了确定可修改的因素来减少通风持续时间.
主要方法:
- 追溯对129名婴儿 (<12个月) 进行彻底的AVSD修复,不包括异质性和呼吸道异常的回顾.
- 收集人口统计,术后,P/F比,成像和心声数据.
- 多变量分析以确定与长时间机械通风相关的因素.
主要成果:
- 长时间通风的患者心肺绕道术后的P/F比率 (102.0对172.5,P=.048) 显著降低.
- 多变量分析确定了手术前的布里克西亚评分和24小时的术后流体平衡作为延长机械通风的重要预测因素.
- 较低的P/F比率表明可能增加通风需求.
结论:
- 术后因素有效地识别了患有AVSD修复后长期通风风险较高的婴儿.
- 手术前的Brixia分数和P/F比率作为有价值的早期预测因素.
- 术后流体管理是减少机械通风持续时间的关键,可修改的因素.
相关概念视频
Factors Affecting Pulmonary Ventilation
2.8K
Besides the pressure difference between the external environment and the lungs, the airflow rate and ease of pulmonary ventilation are also influenced by three other factors: surface tension of the fluid in the alveoli, compliance of the lungs, and airway resistance.
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
2.8K
Mechanical Ventilation II: Invasive Ventilation
620
Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
620
Mechanical Ventilation III: Noninvasive Ventilation
508
Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
Noninvasive Positive-Pressure Ventilation...
Noninvasive Positive-Pressure Ventilation...
508
Mechanical Ventilation I: Indication and Settings
2.5K
Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
2.5K
Cardiomyopathy VII: Pre and Post Operative Nursing Management
283
Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
283


