在非罪祸首病变中的高风险斑块和NSTEMI和STEMI后的临床结果
Rick H J A Volleberg1, Jan-Quinten Mol1, Anouar Belkacemi2
1Department of Cardiology, Radboud University Medical Center, Nijmegen, the Netherlands.
European heart journal. Cardiovascular Imaging
|November 8, 2024
概括
在非罪祸首的病变中,高风险斑块在非ST段升高心肌梗塞 (NSTEMI) 和ST段升高心肌梗塞 (STEMI) 患者中是相似的,这在两组中都导致了更多的心血管事件. 对NSTEMI的完整重血管化进行进一步的研究是有必要的.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 生物医学成像技术 生物医学成像技术
背景情况:
- 完整的非罪祸首 (NC) 重血管可能会减少非ST段升高心肌梗塞 (NSTEMI) 后的复发事件.
- 在NC病变中的高风险斑块 (HRP) 特性可能会影响NSTEMI和ST段升高心肌梗塞 (STEMI) 的结果.
- 临床试验注册:NCT03857971.1. 临床试验注册:NCT03857971. 临床试验注册:NCT03857971. 临床试验注册:NCT03857971.
研究的目的:
- 用光学连贯断层扫描 (OCT) 来比较NSTEMI和STEMI患者之间的FFR阴性NC病变中的斑块形态.
- 在NSTEMI和STEMI中评估HRP形态与主要心血管不良事件 (MACE) 之间的关联.
- 评估NC HRP对心肌梗塞 (MI) 患者临床结果的影响.
主要方法:
- 一项前性观察性研究 (PECTUS-obs) 涉及438名心脏病发作患者.
- 对FFR阴性中间NC病变的OCT成像.
- 对MACE的两年随访 (所有原因死亡率,非致命性心脏病发作,计划外再血管化).
主要成果:
- 在203名NSTEMI患者和217名STEMI患者中,HRP (薄盖纤维肌瘤,斑块破裂,血栓) 的患病率相似.
- MACE发生在14.3%的NSTEMI和7.4%的STEMI患者中 (Puni变量=0.025).
- 在两组中,HRP存在与更高的MACE率有关;斑块破裂在NSTEMI和STEMI中特别预测了MACE.
结论:
- 在非罪祸首的病变中高风险斑块在NSTEMI和STEMI中同样普遍存在.
- NC HRP的存在与两种MI类型的数值较高的事件率有关.
- 建议对NSTEMI和HRP治疗的完整重血管化策略进行进一步调查.
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