肥胖,呼吸系统症状和姿势对儿童外科手术期间呼吸系统不良事件和肺功能的影响
Britta S von Ungern-Sternberg1,2,3,4, Aine Sommerfield1,2,3,4, Walid Habre5
1From the Department of Anaesthesia and Pain Medicine, Perth Children's Hospital, Child and Adolescent Health Service, Nedlands, Western Australia, Australia.
Anesthesia and analgesia
|February 20, 2026
概括
肥胖会增加儿童的轻微外科呼吸系统不良事件 (PRAE),特别是影响呼吸道阻力. 呼吸系统症状和体重显著影响肺功能,需要定制麻醉策略.
科学领域:
- 儿科麻醉学 儿科麻醉学
- 呼吸系统生理学 呼吸系统生理学
- 肥胖医学 肥胖医学
背景情况:
- 肥胖与肺功能受损和外科手术期间呼吸系统不良事件 (PRAE) 的增加有关.
- 了解肥胖,呼吸道症状和姿势在麻醉期间对儿科呼吸道结果的相互作用至关重要.
研究的目的:
- 调查肥胖,呼吸道症状和患者定位对PRAE,肺机械和通风分布在接受全身麻醉的儿童的影响.
- 评估这些因素如何影响通过强制振荡技术 (FOT) 和多呼吸清洗 (MBW) 测量的肺功能参数.
主要方法:
- 110名儿童 (6-16岁) 被分为正常体重和超重/肥胖群体.
- 呼吸机械 (FOT) 和肺体积 (MBW) 在麻醉诱导前和之后在坐着和躺着的位置测量.
- 术前呼吸道症状和所有PRAE都被记录下来.
主要成果:
- 轻微的PRAE在肥胖儿童 (34.5%) 和正常体重儿童 (16.4%) 中更频繁.
- 肥胖增加了周围气道阻力,特别是在卧卧和麻醉状态下.
- 麻醉诱导的支气管扩张在肥胖儿童和有呼吸道症状的儿童中被减弱.
结论:
- 肥胖增加了对轻微PRAE的易感性,并增加了周围气道阻力.
- 呼吸系统症状会损害肺组织机制,与肥胖相结合时会产生添加效应.
- 姿势显著影响肺功能,麻醉诱导的支气管扩张在风险儿童中效果较差,需要有针对性的术后管理.
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