A coronary embolus originating from the interatrial septum

A 25-year-old woman was admitted for recurring left-sided chest pain of increasing intensity since 2 h. The initial ECG was unremarkable, but troponin I levels were elevated (2.2 µg/L). Thrombotic occlusion of the left circumflex artery was diagnosed by coronary angiography and sucessfully recanalized. Transthoracic echocardiography showed normal global left ventricular …