张嘉璇,林蓉香

心房颤动在临床中被认为是最常见的快速性心律失常，同时也是血栓栓塞事件的重要危险因素之一。这种血栓栓塞并发症显著提升了心房颤动患者的发病率和死亡率。尤其是非瓣膜性房颤，显著增加了缺血性脑卒中的发生风险。其中，左心耳是非瓣膜性房颤患者缺血性脑卒中栓塞的主要起源部位。经食管超声心动图是诊断左心耳血栓的金标准，然而其作为一种侵入性检查存在一定的局限性，且部分患者存在相对禁忌症或潜在并发症。因此，寻求一种简单易行的左心耳血栓预测方法就显得尤为重要。本综述的目的在于系统地总结近年来关于左心耳血栓形成的生物标志物，以期为预防卒中提供更准确、更可靠的辅助信息。

心律失常；心房颤动；左心耳血栓

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