case_images: PMC6610752_01
case_images: The 12-lead electrocardiogram with sinus rhythm (103 beats per minute) and frequent premature ventricular complexes in bigeminy pattern.
case_images: CRIM2019-1384139.001.jpg
case_images: PMC6610752_01_CRIM2019-1384139.001.jpg
case_images: fig1
case_images: The 12-lead electrocardiogram at presentation showed sinus rhythm with a frequency of 103 beats per minute and frequent premature ventricular complexes in bigeminy pattern with a QTc interval of 419 ms (Figure 1).
case_images: Rhythm strips with episodes of torsade des pointes terminating spontaneously.
case_images: CRIM2019-1384139.002.jpg
case_images: PMC6610752_01_CRIM2019-1384139.002.jpg
case_images: fig2
case_images: Furthermore, frequent episodes of torsade des pointes were observed (Figure 2).
case_images: The 12-lead electrocardiogram after two days of hospitalization with a prolonged QTc interval of 526 ms.
case_images: CRIM2019-1384139.003.jpg
case_images: PMC6610752_01_CRIM2019-1384139.003.jpg
case_images: fig3
case_images: During hospitalization, the QTc interval varied between normal (<460 ms) and severely prolonged (552 ms) (Figure 3).