在极度早产后,青少年进行心肺运动测试
Nofar Amitai1,2, Patrick Stafler1,2, Hannah Blau1,2
1Pulmonary Institute, Schneider Children's Medical Center of Israel, Petah Tikva, Israel.
Pediatric pulmonology
|January 19, 2024
概括
极其早产的青少年表现出正常的运动呼吸反应,不论是支气管肺功能障碍. 随着时间的推移,他们的心肺运动测试结果得到了改善,这表明了积极的长期结果.
科学领域:
- 儿科肺病学 儿科肺病学
- 新生儿科学 新生儿科学
- 运动生理学 运动生理学
背景情况:
- 极度早产 (<29周) 可能会损害肺部发育,但青少年幸存者的临床结果通常是好的.
- 这些个体的心肺功能限制在休息时可能不会明显.
- 有限的数据存在于运动限制在过早出生在后表面活性剂时代的青少年.
研究的目的:
- 调查支气管肺功能失调 (BPD) 和极度早产对青少年在运动期间呼吸反应的长期影响.
- 评估从童年到青春期极度早产幸存者的心肺运动测试 (CPET) 参数的变化.
主要方法:
- 研究了一组在妊娠29周之前出生的青少年 (13-19岁) 的纵向招募队列.
- 进行心肺运动测试 (CPET),并与小学年龄的结果进行比较.
- 对有或没有BPD病史的参与者进行了子组分析.
主要成果:
- 青少年CPET参数处于正常年龄预测范围内 (V·O2峰值在91%).
- 在BPD和非BPD小组之间没有观察到CPET参数的显著差异.
- 纵向分析显示,从童年到青春期的呼吸储备,潮体积分数和呼吸交换比率显著改善.
结论:
- 极其早产的青少年在运动期间表现出正常的呼吸反应,独立于BPD诊断.
- 通过CPET评估的心肺功能,在这个人群中随着时间的推移显示出改善.
- 这些发现表明,在极端早产幸存者中,有利的长期心肺适应.
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