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肺场面积与Mycobacterium avium复杂肺病死亡率的关联:一个纵向队列研究

Hiroaki Ogata^1,2, Takeshi Yamanoue³, Toyoshi Yanagihara^4,5

¹Department of Respiratory Medicine, NHO Fukuoka National Hospital, 4-39-1 Yakatabaru, Minami-ku, Fukuoka, 811-1394, Japan. md105020@gmail.com.

BMC infectious diseases

|October 22, 2025

概括

减少的肺场面积 (LFA) 是患有Mycobacterium avium复合体 (MAC) 肺部疾病的患者死亡率的重要预测因素. 较低的LFA表明死亡风险更高,优于传统标记物,如腔腔病变.

科学领域:

肺部病理学肺部病理学
放射学放射学是一门学科.
传染性疾病传染性疾病

背景情况:

非结核菌 (NTM) 肺部疾病,特别是Mycobacterium avium复合体 (MAC),是一个日益严重的全球健康问题.
肺功能障碍与NTM肺病死亡率增加有关.
肺体积可能是MAC肺病死亡率的关键预测指标.

研究的目的:

评估肺场面积 (LFA) 在预测MAC肺病患者全因死亡率的预后价值.

主要方法:

一项对232名患有MAC肺部疾病的患者进行的纵向队列研究.
定量CT图像分析来测量LFA.
卡普兰-梅尔曲线和考克斯比例危险模型用于统计分析.

主要成果:

较低的LFA与较高的死亡率显著相关 (P < 0.01).
最低的LFA三位数显示多变量调整后的危险比为5.90 (95% CI,1.85-18.76),与最高的相比.
与低衰减区域 (LAA) 相比,LFA显示出所有原因死亡率的优异预测能力 (AUC 0.77对0.53,P <0.01).

结论:

降低LFA是MAC肺部疾病死亡的独立风险因素.
比起传统的标记物,如腔病变,LFA 的预后效用更好.
LFA有可能指导MAC肺部疾病的临床管理和风险分层.

关键词:

麦可细菌 (Mycobacterium avium) 复合体是一个复杂的生物体.肺部领域的肺部领域.肺的体积肺的体积肺的体积死亡率死亡率死亡率没有结核的真菌菌.

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