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瓣膜置换术后急性冠状动脉栓塞一例

王 梦琪, 任 金林, 贾 丰铭, 孙 荆钊, 裴 晓晴, 胡 波*

摘要

急性心肌梗死(AMI)是临床常见的危重症,其常见病因是冠状动脉粥 样硬化斑块破裂后引发的血栓形成。然而,
在冠状动脉本身未发现明显病变的情 况下,AMI 的发生也有报道,其中冠状动脉栓塞(coronary artery embolism, CAE) 是
主要病因之一。本文报告了一例主动脉瓣置换术后患者,由于口服抗凝药物华 法林治疗不达标,导致瓣膜血栓形成并栓塞
冠状动脉,最终引发 2 型心肌梗死 (Type 2 Myocardial Infarction, T2MI)。通过详细分析该病例的临床表现、辅助检 查结
果、诊断依据、发病机制及治疗方案,为临床诊治类似病例提供参考。

关键词

瓣膜置换;冠脉栓塞;抗凝;T2MI

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参考

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