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在评估早产儿童和年轻成年人的支气管扩展剂反应时,振荡计和螺旋计是不可互换的
Elizabeth F Smith1,2, Tiffany K Bradshaw1, Rhea C Urs1,2
1Wal-Yan Respiratory Research Centre, Telethon Kids Institute, Perth Children's Hospital, Nedlands, Australia.
Pediatric pulmonology
|August 4, 2023
概括
振荡计是一种可行的工具,用于评估早产儿的支气管扩展剂反应,提供与螺旋计不同的见解. 这些方法不应在临床实践中交替使用.
科学领域:
- 儿科肺病学 儿科肺病学
- 呼吸系统生理学 呼吸系统生理学
- 临床诊断 临床诊断 临床诊断
背景情况:
- 欧洲呼吸学会强调,需要临床相关的振荡计,以改善其在实践中的使用.
- 了解支气管扩展剂诱导的前期肺部疾病的振荡度变化需要进一步的研究.
- 这项研究比较了使用振荡计和螺旋计对非常早产婴儿进行的支气管扩展剂评估.
研究的目的:
- 为了在非常早产婴儿中比较振荡计和螺旋计之间的支气管扩展剂反应评估.
- 探索支气管扩展剂诱导的呼吸功能变化与临床结果之间的关系.
- 评估振荡计在这个人群中的可行性和临床实用性.
主要方法:
- 招募的6-23个月的参与者:288名非常早产 (妊娠≤32周,132名患有支气管肺功能障碍) 和76名出生后的对照 (妊娠≥37周).
- 进行的螺旋计和振荡计测试.
- 根据已确定的标准,对400微克沙布塔摩尔评估显著的支气管扩展剂反应 (BDR).
主要成果:
- 通过这两种方法在30.9%的早产婴儿中确定了BDR,在振荡计和螺旋计之间一致性较差 (k=0.26).
- 带有振荡计定义的BDR但没有螺旋计定义的BDR的早产婴儿表现出增加的喘息和基线阻力.
- 与螺旋计 (85%的FEV1,69%的FVC) 相比,振荡计显示出更高的可行性 (95%的成功率).
结论:
- 振荡计是一种可行的,临床上有用的支持性测试,用于评估早产婴儿的支气管扩展剂反应.
- 与螺旋计相比,振荡计可以测量明显的生理变化.
- 振荡计和螺旋计不应交替用于早产人群的临床评估.
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