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. 2023 Apr 3;10:1134658. doi: 10.3389/fcvm.2023.1134658

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© 2023 Zhang, Liu, Liu, Han, Xu and Qiu.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Emergency electrocardiogram (ECG) was performed at rest showed normal sinus rhythm with no significant ST-T changes in all leads (A); Echocardiography in ER indicated a mildly thickened ventricular septum and left ventricular posterior wall, mild tricuspid regurgitation and a slightly reduced left ventricular ejection fraction (LVEF 50%) (B and C).