经过8个月的康复后长期COVID症状:持续的静态肺高通胀与小呼吸道功能障碍相关
Po-Chun Lo1,2, Jia-Yih Feng1,3,4, Yi-Han Hsiao1,3
1Department of Chest Medicine, Taipei Veterans General Hospital, No. 201, Sec. 2, Shih-Pai Road, Taipei 112, Taipei, 11217, Taiwan, ROC.
Respiratory research
|May 15, 2024
概括
小呼吸道功能障碍 (SAD) 和静态肺高通胀 (SLH) 在COVID-19 (PASC) 后急性后果中很常见. 这些情况,以及免疫调节失调,导致PASC患者的持续性呼吸障碍和疲劳.
科学领域:
- 肺部病理学 肺部病理学
- 免疫学 免疫学 免疫学
- 传染性疾病 传染性疾病
背景情况:
- 有限的研究存在于小呼吸道功能障碍 (SAD) 和静态肺高通胀 (SLH) 在COVID-19 (PASC) 后急性后果.
- 呼吸不全和疲劳是PASC患者常见的症状,其潜在的呼吸和免疫机制尚未完全理解.
研究的目的:
- 在PASC中调查SAD,SLH和患者报告的结果,如呼吸障碍和疲劳之间的关联.
- 探索肺功能参数,免疫细胞概况和PASC中的持续症状之间的关系.
主要方法:
- 在20个月内对64名PASC患者进行了前性观察队列研究.
- 肺功能测试,脉冲振荡计 (IOS) 和症状问卷在感染后的多个时间点进行.
- 多变量逻辑回归模型被用来分析SLH和患者报告结果之间的关联.
主要成果:
- 静态肺高通胀 (SLH) 在53.1%的PASC患者中普遍存在,并且经常持续至少八个月.
- SLH与呼吸障碍和疲劳的增加显著相关,独立于最初的COVID-19严重程度.
- 小呼吸道功能障碍 (SAD) 和降低CD4/CD8T细胞比率与SLH相关,表明免疫调节失调.
结论:
- 在PASC患者中,小呼吸道功能障碍 (SAD) 和静态肺高通胀 (SLH) 有关.
- 持久的SLH和相关的免疫失调可能会导致PASC中呼吸障碍和疲劳的发展.
- 这些发现凸显了在PASC管理中需要针对性呼吸和免疫评估的需要.
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