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冠状动脉周周脂肪减弱指数值与冠状动脉计算机断层扫描血管学测量的斑块组成体积分数之间的关联

Mengyuan Jing¹, Huaze Xi¹, Yuanyuan Wang¹

¹Department of Radiology, Lanzhou University Second Hospital, Lanzhou, China; Second Clinical School, Lanzhou University, Lanzhou, China; Key Laboratory of Medical Imaging of Gansu Province, Lanzhou, China; Gansu International Scientific and Technological Cooperation Base of Medical Imaging Artificial Intelligence, Lanzhou, China.

Academic radiology

|June 9, 2024

概括

冠状动脉周周脂肪衰减指数 (FAI) 与冠状动脉斑块组成相关. 更高的脂质含量会增加FAI,而化会降低FAI,从而提供有关血管炎症的见解.

科学领域:

心血管成像 - 心血管成像
生物医学工程生物医学工程
放射学放射学是一门学科.

背景情况:

冠状动脉周围脂肪减弱指数 (FAI) 可能反映了冠状动脉斑块周围的血管炎症.
了解FAI和斑块组成之间的联系对于评估心血管风险至关重要.

研究的目的:

为了评估周围斑块FAI值和冠状动脉斑块成分体积分数之间的关联.
调查血管炎症标志物与斑块特征之间的关系.

主要方法:

对496名冠状动脉疾病患者的回顾性分析,这些患者接受了计算机断层扫描血管造影 (CCTA).
1078个病变的表征,测量斑块成分体积分数和周围斑块FAI值.
应用多重线性回归,加权定量总和 (WQS) 回归和定量g计算 (Qgcomp) 进行统计分析.

主要成果:

脂质成分体积分数是围膜FAI升高的独立风险因素 (β = 0.162,P < 0.001).
化成分体积分数是一个独立的防护因子,防止高周围斑FAI (β = -0.066,P = 0.025).
WQS和Qgcomp分析证实了脂质的正相关性和化成分的负相关性与FAI升高.

结论:

通过CCTA量化的周围斑 FAI 值与脂质和化成分体积分数显著相关.
FAI作为一种潜在的成像生物标志物,用于表征冠状动脉斑块组成和相关炎症.

关键词:

计算机断层扫描血管图谱.冠状动脉疾病是一种冠状动脉疾病.周围斑块脂肪衰减指数周围斑块脂肪衰减指数斑块的组成斑块的组成血管炎症是一种血管炎症.

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