横导管大动脉干预中的小叶血栓:机制,预防和治疗选择
Ofir Koren1,2, Vivek Patel1, Tarun Chakravarty1
1Cedars-Sinai Medical Center, Smidt Heart Institute, Los Angeles, CA, United States.
Frontiers in cardiovascular medicine
|October 23, 2023
概括
传单血栓,通过导管的大动脉干预 (TAV) 传单上的血块,可以损害门功能. 了解其原因以及实施预防和治疗策略对于TAV结果至关重要.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 生物材料科学 生物材料科学
背景情况:
- 过导管大动脉干预 (TAVR) 是严重的大动脉狭窄症的关键治疗方法.
- 叶片血栓,以生物假体叶片的血栓形成为特征,对TAVR的耐用性和患者的结果构成威胁.
- 机制涉及改变的血液动力学,前血栓表面和患者因素,呈现为低衰减的小册子加厚或受限制的小册子运动.
研究的目的:
- 为了提供一个全面的概述的小册子血栓形成后TAVR.
- 阐明TAVR传单血栓的潜在机制,诊断成像方法和临床影响.
- 审查目前和新兴的TAVR患者的叶片血栓的预防和治疗策略.
主要方法:
- 对TAVR传单血栓瘤研究的文献综述.
- 分析用于诊断和监测的成像技术 (TEE,MDCT).
- 综合关于抗血栓治疗和干预治疗的证据.
主要成果:
- 叶片血栓症是一种动态并发症,受门类型和患者因素的影响.
- 诊断依赖于先进的成像,揭示低衰减的叶片加厚或限制的叶片运动.
- 预防包括风险分层和抗血栓治疗;治疗包括加强医疗管理或重新干预.
结论:
- 传单血栓是影响TAVR性能和预后的重大并发症.
- 有效的管理需要理解机制,通过成像早期诊断,并定制抗血栓策略.
- 进一步的研究对于标准化治疗方案和评估长期结果至关重要.
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