PMC7661845_01
(A) Electrocardiograph shows sinus rhythm and PVC bigeminy. PVC shows complete left bundle branch block and inferior-axis morphology. (B) Medications were discontinued for an electrophysiological study, and ventricular tachycardia was induced. The morphology was similar to clinical PVC.
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PMC7661845_01_prm-5-20200028-g001.jpg
fig_001
Electrocardiography (ECG) revealed sinus rhythm and ventricular bigeminy (left bundle branch block pattern and inferior axis morphology) (Fig. 1A). In an electrophysiological study, sVT was induced for the first time (Figure 1B).