在COVID-19肺炎幸存者的肺部扩散能力受损的预测
Olga I Savushkina1, Elena S Muraveva2, Irina V Zhitareva2
1Pulmonology Research Institute under Federal Medical and Biological Agency of Russia, Moscow, Russia.
COVID-19幸存者经常经历肺部扩散能力受损. 在急性感染期间的胸部CT扫描,特别是肺部感染程度 (CTmax),可以预测这种长期的肺部后果.
科学领域:
- 肺部病理学 肺部病理学
- 传染性疾病 传染性疾病
- 放射学 放射学是一门学科.
背景情况:
- 2019年新冠病毒病 (COVID-19) 幸存者经常表现出肺部连续病.
- 在COVID-19大流行期间进行肺功能测试 (PFTs) 带来了感染控制的挑战.
- 确定COVID-19幸存者肺部扩散能力受损的预测因素至关重要.
研究的目的:
- 确定COVID-19住院后患者肺扩散能力损害的关键预测因素.
- 评估急性阶段胸部计算机断层扫描 (CT) 对长期肺功能发现的预后价值.
主要方法:
- 对341名COVID-19幸存者的回顾性队列研究.
- 评估了螺旋计,一氧化碳的肺扩散能力 (DLco) 和最糟糕的胸部CT (CTmax).
- 利用多变量后勤回归和ROC曲线分析来确定DLco受损的预测因素.
主要成果:
- 在60.4%的患者中观察到异常的DLco (预测<80%).
- 在急性COVID-19 (CTmax) 期间CT扫描中肺部参与程度是DLco受损的显著预测因素.
- 在急性阶段CTmax达到45%或以上与感染后6个月的DLco降低有关 (OR 1.21).
结论:
- 来自SARS-CoV-2感染的肺间歇性损伤有助于减少DLco放出后.
- 在COVID-19急性阶段进行的胸部CT扫描分析对异常DLco的预后具有重要意义.
- CTmax是预测COVID-19幸存者的长期扩散能力损害的宝贵工具.
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