通过计算机断层扫描进行的 mitra annular calcification 评分,用于接受 mitra 门手术的患者
Yuichiro Okushi1, Shinya Unai2, Gösta B Pettersson2
1Section of Cardiovascular Imaging, Robert and Suzanne Tomsich Department of Cardiovascular Medicine, Sydell and Arnold Miller Family Heart, Vascular and Thoracic Institute, Cleveland Clinic, 9500 Euclid Avenue, Cleveland, OH 44195, USA.
European heart journal. Imaging methods and practice
|July 28, 2025
概括
以新的多参数评分进行分类的中枢环状化 (MAC) 严重程度预测了接受中枢手术的患者的死亡率. 严重的MAC表明预后较差,突出显示得分的临床效用.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 外科手术的结果
背景情况:
- 关节环状化 (MAC) 会使关节 (MV) 手术复杂化,并与死亡率有关.
- 缺乏用于分类MAC严重性的标准化方法.
- 计算机断层扫描 (CT) 可以实现多参数MAC得分.
研究的目的:
- 为了评估一种新的多参数MAC评分对预后的影响,用于对MAC严重程度进行分类.
- 评估在接受MV手术的患者中严重的MAC和死亡率之间的关联.
主要方法:
- 分析了331名接受MV手术 (2011-2019) 的MAC患者队列.
- 使用CT衍生的参数计算MAC得分 (范围2-12):阿加斯顿分数,MAC角度,左心室外流通道延伸,三角形参与和心肌透.
- 患者被分为严重 (顶部三位数,得分9-12) 和非严重的MAC组.
- 倾向性得分匹配用于调整临床混因素.
主要成果:
- 在倾向性得分匹配后 (每组60名患者),在住院死亡率上没有显著差异.
- 与不严重的MAC (8.3%,P=0.026) 相比,严重的MAC患者的全因死亡率显著更高 (25.0%).
- 随访时间中位数为220天,总死亡率为14.2%.
结论:
- 拟议的MAC评分提供了MAC严重程度的系统分类.
- 这种分类对于预测进行MV手术的患者的预后是有价值的.
- 根据MAC评分的定义,严重的MAC与长期死亡率的增加有关.
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