case_images: PMC11198936_01
case_images: Initial electrocardiogram (ECG) at presentation: An ECG was recorded at the patient's presentation in the emergency department with findings of sinus bradycardia with first-degree atrioventricular block and prolonged QT interval (>600 ms)
case_images: APC-17-55-g001.jpg
case_images: PMC11198936_01_APC-17-55-g001.jpg
case_images: apc_122_23-f001
case_images: Initial 12-lead electrocardiogram (ECG) following cardiac arrest showed sinus bradycardia at a rate of 45 bpm with first-degree atrioventricular block and a markedly prolonged QT interval of >600 ms [Figure 1].
case_images: Cardiac magnetic resonance imaging: Normal biventricular size and systolic function with myocardial edema and delayed myocardial gadolinium enhancement in the basal anterolateral and inferolateral segments of the left ventricle (red arrows)
case_images: APC-17-55-g002.jpg
case_images: PMC11198936_01_APC-17-55-g002.jpg
case_images: apc_122_23-f002
case_images: Cardiac magnetic resonance imaging (MRI) confirmed normal biventricular size and systolic function [Figure 2].