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心肌梗塞与阻塞性,非阻塞性和模仿性疾病:临床表型,诊断成像,管理和预后
Athanasios Samaras1, Dimitrios V Moysidis2, Andreas S Papazoglou2
1Second Cardiology Department, Hippokrateion University Hospital, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece.
非阻塞性冠状动脉心肌梗塞 (MINOCA) 与阻塞性冠状动脉病 (MI-CAD) 的长期死亡率相似. 准确诊断MINOCA对于有效的二次预防策略至关重要.
科学领域:
- 心脏病学 心脏病学
- 心血管成像 - 心血管成像
- 临床医学 临床医学
背景情况:
- 与MI-CAD和模仿者相比,非阻塞性冠状动脉心肌梗塞 (MINOCA) 呈现出不同的病理生理学和预后.
- 区分MINOCA与心肌炎或Takotsubo综合征等疾病对于适当的患者管理至关重要.
研究的目的:
- 为了比较真正的MINOCA,MI-CAD和MINOCA模仿者的临床特征,成像发现,管理和长期结果.
- 评估高级心脏成像在诊断MINOCA及其模仿者的作用.
主要方法:
- 从2012年到2024年,对1596名急性心肌梗塞 (AMI) 患者进行了回顾性队列研究.
- 使用冠状动脉血管学和高级成像学 (CMR,CCTA) 将其分类为真正的MINOCA,MI-CAD或模仿者.
- 通过考克斯回归分析临床数据,实验室结果和全因死亡率.
主要成果:
- 真正MINOCA发生在7.0%的AMI患者中,MI-CAD发生在85.1%的患者中,模仿者发生在8.0%的患者中.
- 在MINOCA患者中,尤其是女性患者中,射分数保持良好,平素水平低于MI-CAD.
- 先进的成像学在>70%的MINOCA/模仿者病例中澄清了病因;MINOCA的死亡率与MI-CAD相似,但明显超过模仿者.
结论:
- 真正的MINOCA是一个独特的临床实体,具有重要的诊断和预后影响.
- 在MINOCA和MI-CAD之间类似的长期死亡率强调了需要精确诊断的必要性.
- 针对性的二次预防策略对于MINOCA患者至关重要.
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