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拉丁美洲的跨导管大动脉植入:从智利的有限访问中吸取教训

Gonzalo J Martínez¹, Marilaura Nuñez², Olivia Sanhueza²

¹Division of Cardiovascular Diseases, Pontificia Universidad Católica de Chile, Santiago, Chile.

Structural heart : the journal of the Heart Team

|December 24, 2025

概括

跨导管大动脉植入 (TAVI) 的使用在拉丁美洲很少,但与外科大动脉置换 (SAVR) 相比,在老年患者中显著降低死亡率. 新兴国家需要更广泛的接入.

科学领域:

心脏病学心脏病学
干预心脏病学干预心脏病学
医疗保健服务研究医疗服务研究

背景情况:

与美国和欧洲相比,拉丁美洲采用过导管大动脉植入 (TAVI) 的比例明显较低.
大动脉干预对于在老年人群中管理严重的大动脉狭窄至关重要.

研究的目的:

评估TAVI在智利接受大动脉干预的老年患者的利用和结果.
为了比较TAVI和外科动脉置换 (SAVR) 之间的住院死亡率.

主要方法:

在智利,2019年至2023年期间接受了大动脉干预的1250名老年患者 (≥75岁) 的回顾性分析.
在TAVI和SAVR手术之间医院内死亡率的比较.

主要成果:

在接受门干预的75岁或以上患者中,TAVI被用于55%的患者.
与SAVR相比,TAVI显示了大约46%的住院死亡率显著降低.
该研究强调了拉丁美洲医疗保健系统中TAVI可访问性的巨大差距.

结论:

在智利,TAVI是SAVR的安全有效替代品,用于老年患者患有严重的大动脉狭窄症,与较低的住院死亡率有关.
迫切需要在新兴经济体扩大对TAVI程序的使用,以改善患者的治疗结果.
优化医疗保健资源配置和政策对于增加拉丁美洲TAVI使用量至关重要.

关键词:

在LATAM,它是.死亡率死亡率死亡率这就是SAVR的原因.在TAVRR中,我们可以看到.

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