一个案例报告:由于急性隔离右室内心脏病发作而引起的anteroseptal ST升高
Indah Sukmawati1,2, Fang Qin Goh3, Alfred Yip4
1National University Heart Centre Singapore, 5 Lower Kent Ridge Road, Singapore, 119074, Singapore. indahsukmawati.md@gmail.com.
International journal of emergency medicine
|July 28, 2023
概括
本案例报告强调了一种罕见的右心室 (RV) 心肌梗塞 (MI) 病例,该病例在心电图上模仿了脑前心肌梗塞. 对于非主导性右冠状动脉 (RCA) 堵塞的及时诊断和干预至关重要.
科学领域:
- 心脏病学 心脏病学
- 诊断成像 诊断成像 诊断成像
- 内部医学 内部医学
背景情况:
- 电心电图 (ECG) 是诊断急性心肌梗塞 (MI) 的主要工具.
- 区分不同类型的MI对于适当的患者管理至关重要.
- 来自非主导性右冠状动脉 (RCA) 的右心室 (RV) 梗塞不常见,并可能呈现出令人困惑的心电图发现.
研究的目的:
- 为了呈现一种由非主导的RCA封闭引起的孤立的RV心脏病发作病例.
- 为了说明这种情况如何在初始心电图解读上模仿急性脑前脉性心脏病发作.
- 强调识别微妙的ECG差异对于准确的诊断和治疗的重要性.
主要方法:
- 一名49岁的男性有冠状动脉支架植入史,出现急性胸痛.
- 医院前的心电图显示了静脉位ST升高MI (STEMI).
- 紧急冠状动脉血管学揭示了非主导的RCA的血栓性阻塞,该阻塞用药物释放支架成功治疗.
主要成果:
- 患者的LAD和环动脉是专利的;LAD支架正在运作.
- RCA的重血管化导致胸痛和ST升高的解决.
- 心声学证实了适度的RV静脉缩功能障碍与RV心肌梗塞一致.
结论:
- 由于近端非主导的RCA封闭,孤立的RV心脏病发作可以表现为前部ST升高 (V1-3),特别突出在V1.
- 这种表现可以被误认为是腹肌性心脏病,强调需要仔细的心电图分析.
- 空间载体分析或右侧心电图导线可以帮助诊断临床怀疑的RV心脏病发作与非典型的心电图发现.
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