左心房尾闭塞手术和抗血栓剂:对于较低风险的患者,少可能足够:单中心观察性研究
Myung-Rho Kim1, Jasmine Dugal1, Shawn Wang2
1Department of Internal Medicine, Kirk Kerkorian School of Medicine at UNLV, Las Vegas, NV.
Medicine
|June 23, 2025
概括
最小的抗血栓治疗后左心房附属体封闭 (LAAO) 是常见的,接受较少治疗的患者的中风风险得分较低. 这表明,在LAAO之后,可能会有个性化的抗血栓治疗策略.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 血栓形成的管理
背景情况:
- 在左心房尾阻塞 (LAAO) 后,抗血栓治疗至关重要,以预防器械血栓和中风.
- 目前的指导方针建议特定的抗血栓治疗方案,但实践上存在很大差异.
- 评估患者的特征和与不同抗血栓策略相关的风险评分至关重要.
研究的目的:
- 评估与LAAO后的最小与标准抗血栓治疗相关的患者特征.
- 检查抗血栓治疗类型与血栓/出血风险得分之间的关系.
- 探索以风险为导向的抗血栓管理策略的潜力.
主要方法:
- 对接受LAAO.的33名患者进行了回顾性观察性研究.
- 分类为最小 (仅DOAC或SAPT) 和标准 (DOAC加阿司匹林或DAPT) 治疗组.
- 对CHA2DS2-VASc和HAS-BLED分数,并发症和临床事件的分析.
主要成果:
- 82%的患者在前45天接受了最低限度的治疗;标准治疗患者的中风风险更高 (CHA2DS2-VASc得分).
- 从45天到6个月,84.8%的人接受了标准治疗.
- 较低的CHA2DS2-VASc得分与LAAO后的最小抗血栓治疗相关.
结论:
- 患者风险分层,特别是CHA2DS2-VASc得分,可能会影响LAAO后的抗血栓治疗.
- 目前的实践表明,在低风险患者中,抗血栓治疗的趋势是最小的.
- 需要进一步的研究来验证LAAO后个性化抗血栓治疗策略.
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