在肺癌查中区分临床重要间歇性肺异常.
Brintha Selvarajah1,2,3, Amyn Bhamani4, Mehran Azimbagirad5
1Centre for Inflammation and Tissue Repair, UCL Respiratory, University College London, London, UK.
BMJ open respiratory research
|September 11, 2025
概括
在肺癌查 (LCS) 中,间歇性肺异常 (ILA) 的新分类系统提高了准确性. 包括未诊断的间歇性肺病 (UILD) 在内的ILA与较高的死亡率和并发症风险有关.
科学领域:
- 肺部医学 肺部医学
- 放射学 放射学是一门学科.
- 流行病学 流行病学
背景情况:
- 间歇性肺异常 (ILA) 是肺癌查 (LCS) 的常见偶然发现.
- 正确识别临床意义上的ILA仍然是一个挑战,正如欧洲呼吸学会 (ERS) 所指出的那样.
- 本研究分析了来自欧洲大型LCS队列的ILA,以应对这些挑战.
研究的目的:
- 评估基于引支气管切除症的ILAs的新型视觉分类系统.
- 将新系统的观察者间协议与弗莱希纳学会的ILA分类进行比较.
- 评估ILAs/未诊断的间歇性肺病 (UILD) 与并发病,肺功能和死亡率的相关性.
主要方法:
- 一个新的视觉分类系统被应用到11635个LCS个体中的417个屏幕检测到的ILA.
- 该系统根据引支气管疏松症的程度将ILA分为非纤维性ILA,纤维性ILA和UILD.
- 使用科恩卡帕评估了观察者一致性,并使用匹配对照和考克斯回归模型分析了与临床结果的关联.
主要成果:
- 与弗莱什纳分类 (卡帕=0.64) 相比,新的视觉ILA分类显示出更高的观察者间一致性 (卡帕=0.76).
- 患有ILA/UILD的个体表现出更高的并发症患病率,大约在诊断前10年出现.
- 与对照人群相比,UILD (6倍) 和ILA亚型 (3倍) 的死亡率明显高. 与FVC相比,ILA/UILD的存在是死亡率的更强有力的预测因素.
结论:
- 在LCS群体中建立了临床显著ILAs/UILDs的可重复分类.
- 强迫生命能力 (FVC) 与ILA/UILD患者的死亡率存在有限的关联.
- 在ILA/UILD中多器官并发症的高患病率强调了早期,全面的多系统评估的必要性.
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