健康运动员中的心肺运动测试参数与具有超大变性心肌病症的同样健康的个人相比
Cliodhna McHugh1,2, Sarah K Gustus1, Bradley J Petek3
1Cardiology Division, Massachusetts General Hospital, 55 Fruit Street, Yawkey 5B, Boston, MA 02114, USA.
European journal of preventive cardiology
|May 5, 2025
概括
心肺运动测试 (CPET) 显示,即使在正常的峰值氧气消耗下,高性心肌病 (HCM) 的运动员的呼吸系统效率受损,即使正常的峰值氧气消耗. 这些发现有助于在其他指标不确的情况下在运动员中诊断HCM.
科学领域:
- 心脏病学 心脏病学
- 运动医学 运动医学
- 运动生理学 运动生理学
背景情况:
- 心肺运动检测 (CPET) 对于评估怀疑患有缩性心肌病 (HCM) 的运动员至关重要.
- 在患有HCM的运动员中,高峰氧气消耗 (pV ̇O2) 通常超常,限制了其诊断价值.
- 需要替代CPET参数来区分HCM和健康运动员.
研究的目的:
- 用CPET比较健康运动员和患有HCM的运动员之间的呼吸效率和恢复动力学.
- 确定超出pV ̇O2的CPET参数,可以帮助诊断HCM.
- 调查CPET在"灰色地带"疑似HCM病例中对运动员的有用性.
主要方法:
- 一个单一中心研究,比较循环人体表CPET数据.
- 参与者包括患有HCM的个体 (n=30) 和健康的运动员 (n=60),年龄,性别,身高,体重和预测的百分比pV ̇O2 (ppV ̇O2) 相匹配.
- 分析的重点是通风器效率 (V ̇E/V ̇CO2斜率,V ̇E/V ̇CO2顶点,潮尾CO2) 和恢复动力学.
主要成果:
- 无论是HCM还是健康的运动员群体都表现出类似的,超正常的pV ̇O2.2.
- 在HCM组中,通风效率显著下降,由较高的V ̇E/V ̇CO2斜率和顶点以及在通风值处较低的末端潮CO2表明.
- 与健康运动员相比,HCM参与者更有可能具有异常高的V ̇E/V ̇CO2底值.
结论:
- 在患有HCM的运动员中,无论pV ̇O2水平如何,呼吸系统效率都受到损害.
- 在运动员中,CPET提供了宝贵的诊断实用性,超出了对HCM的pV ̇O2评估.
- 这些发现支持使用CPET来区分HCM在具有模糊表现的运动员中.
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