常规的冠心内成像指导的左主冠心干预
Yoshinobu Murasato1, Hitoshi Nakashima2, Hiroshi Sugino3
1Department of Cardiology, National Hospital Organization Kyushu Medical Center, 1-8-1, Jigyohama, Chuo, Fukuoka, 810-8563, Japan. y.murasato@gmail.com.
Scientific reports
|March 20, 2025
概括
左主穿皮冠状动脉干预 (PCI) 的常规成像指导显示出有利的结果,但像分叉和严重的左心室功能障碍等复杂病例增加了风险. 综合管理对于这些患者的最佳结果至关重要.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 医疗器械技术 医疗器械技术
背景情况:
- 建议使用常规冠心内成像指导进行左主 (LM) 穿皮冠心干预 (PCI).
- 这种方法对新出现的未受保护的关节病变的实际有效性尚未得到充分证实.
研究的目的:
- 评估常规冠心内成像指导在接受药物释放性支架植入的患者对新未受保护的LM病变的现实世界的有效性.
- 在这个患者队列中,确定与主要心血管和脑血管不良事件 (MACCE) 相关的风险因素.
主要方法:
- 在19个日本医院,对743名连续接受LM-PCI并接受例行成像指导的患者进行了回顾性分析.
- 主要终点是1年的MACCE,包括全因死亡,脑血管疾病,临床驱动的再血管化和心肌梗塞.
- 使用多变量分析确定了MACCE的独立风险因素.
主要成果:
- 整体1年的MACCE率为17.5%,目标损伤再血管化 (TLR) 为2.0%,心脏死亡为3.4%.
- 对MACCE的独立风险因素包括两支支支架的植入 (HR,2.49),机械心脏支持设备的使用 (HR,2.17) 和加拿大心血管学会 (CCS) 类≥III (HR,2.07).
- 辐射接入 (HR,0.62) 和增加左心室喷射率 (HR,0.72) 与减少MACCE相关.
结论:
- 在现实实践中,常规成像指导的LM-PCI与有利的TLR和心脏死亡率低相关.
- 对于LM分叉病变和严重的左心室功能障碍的双支架植入与MACCE风险增加有关.
- 这些发现凸显了对高风险LMPCI患者的综合管理策略的需要.
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