在心脏移植患者冠状动脉的时间变化
Simran P Sharma1,2, Britt C J van Dijk1,2,3, Daniel Bos2,4
1Department of Cardiology, Cardiovascular Institute, Thorax Center, Erasmus MC, Rotterdam, The Netherlands.
European radiology
|December 13, 2025
概括
冠状动脉 (CAC) 的进展在心脏移植 (HT) 后很常见,特别是随着捐赠者的心脏年龄的增加. 监测CAC可能有助于为HT接受者量身定制心血管管理.
科学领域:
- 心脏病学 心脏病学
- 移植医学 移植医学
- 放射学 放射学是一门学科.
背景情况:
- 冠状动脉 (CAC) 评分评估动脉样硬化负担.
- 有限的数据存在于心脏移植 (HT) 接受者中CAC进展及其临床影响.
- 在HT患者中对CAC的长期随访对于了解心血管风险至关重要.
研究的目的:
- 评估冠状动脉 (CAC) 在心脏移植 (HT) 接受者的进展.
- 为了确定与HT后CAC进展相关的因素.
- 提供有关心血管疾病进展和HT患者风险分层的见解.
主要方法:
- 对成年HT接受者的回顾性分析,移植后至少5年和每年4年的心脏CT随访.
- 通过非对比CT评估CAC得分,将患者分类为没有进展或有任何增加.
- 一般化的线性混合模型和后勤回归用于分析时间CAC变化和相关变量.
主要成果:
- 超过一半 (65/116) 的HT接受者显示CAC进展.
- 观察到Ln ((CAC+1) 的平均年增长为0.4,相当于55%的相对年增长.
- 捐赠者的心脏年龄与CAC进展独立相关;接受者的年龄,性别和缺血性心肌病也影响了进展率.
结论:
- 在HT接受者中,CAC进展是常见的发现.
- 捐赠者的心脏年龄是CAC进展的最强有力的预测因素.
- 研究结果表明,对HT患者进行更密切的监测和积极的心血管管理,特别是那些具有风险因素的患者,如年轻的供体年龄,男性性别和缺血性心肌病.
更多相关视频
11:30A Semi-Automated and Reproducible Biological-Based Method to Quantify Calcium Deposition In Vitro
Published on: June 2, 2022
2.3K
06:57Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
Published on: September 22, 2023
1.4K
相关概念视频
01:25Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
358
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
358
01:28Imaging Studies for Cardiovascular System V: CT
248
Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
248