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[应激性心肌病与多支冠状动脉疾病]

[Takotsubo syndrome and multivessel coronary disease].

作者信息

Decotto Santiago, Domenech Pilar, Lucas Luciano O

机构信息

Servicio de Cardiología, Hospital Italiano de Buenos Aires, Argentina. E-mail:

Servicio de Cardiología, Hospital Italiano de Buenos Aires, Argentina.

出版信息

Medicina (B Aires). 2021;81(6):1056-1059.

Abstract

Takotsubo syndrome is a generally reversible cardiomyopathy often related to a stressor trigger, either physical or emotional. It is estimated that this entity represents between 1 and 6% of the cases of suspected acute coronary syndrome without ST segment elevation in women. Coexistence with coronary artery disease has been a matter of long controversy. On this matter, we present the clinical case of a 79-year-old hypertensive and dyslipidemic female with smocking history, who was referred to our institution presenting an episode of chest pain with anginal characteristics. During the conducted interrogation, she reported having been overpassing a stressfull moment in her private life. The electrocardiogram showed deep and diffuse negative T waves with prolonged QT interval. Laboratory findings revealed dissociation of biomarkers (troponin/ProBNP), and the transthoracic Doppler echocardiogram showed left ventricular dysfunction with apical ballooning. Given the differential diagnoses of acute coronary syndrome and TakoTsubo syndrome, a coronary angiography was performed, which revealed multiple epicardial coronary disease. However, due to the strong suspicion of stress cardiomyopathy, a cardiac magnetic resonance imaging with gadolinium was performed, which showed an improvement in the ejection fraction prior to revascularization with the presence of myocardial edema and absence of late gadolinium enhancement. The aforementioned characteristics led to the diagnosis of Takotsubo syndrome. The final decision of revascularization was based on the fact that the patient's principal complaint was typical anginal symptoms.

摘要

应激性心肌病是一种通常可逆转的心肌病,常与身体或情绪上的应激源触发因素相关。据估计,在疑似无ST段抬高的急性冠状动脉综合征的女性病例中,该病症占1%至6%。与冠状动脉疾病并存一直是长期争议的问题。在此,我们介绍一例79岁有吸烟史的高血压和血脂异常女性的临床病例,她因出现具有心绞痛特征的胸痛发作被转诊至我院。在问诊过程中,她报告称自己刚刚经历了私人生活中的一段压力时期。心电图显示T波深而弥漫性倒置,QT间期延长。实验室检查结果显示生物标志物(肌钙蛋白/脑钠肽前体)分离,经胸多普勒超声心动图显示左心室功能障碍伴心尖部气球样变。鉴于急性冠状动脉综合征和应激性心肌病的鉴别诊断,进行了冠状动脉造影,结果显示存在多处心外膜冠状动脉疾病。然而,由于强烈怀疑为应激性心肌病,进行了钆增强心脏磁共振成像,结果显示在血运重建前射血分数有所改善,存在心肌水肿且无钆延迟强化。上述特征导致诊断为应激性心肌病。血运重建的最终决定基于患者的主要诉求是典型的心绞痛症状这一事实。

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