case_images: PMC11827596_01
case_images: Findings of ECG performed at admission. Initial ECG revealed sinus rhythm, with a hear rate of 68 beats/min. QT-interval prolongation to 520 ms, hear rate-corrected QT-interval prolongation to 540 ms, and T-wave inversion in lead II III AVF, and V1-V4.
case_images: ANEC-30-e70049-g001.jpg
case_images: PMC11827596_01_ANEC-30-e70049-g001.jpg
case_images: anec70049-fig-0001
case_images: An electrocardiogram (ECG) on admission is shown in Figure 1.
case_images: Findings of ECG performed at discharge ECG showed the QT interval had shortened to 400 ms.
case_images: ANEC-30-e70049-g003.jpg
case_images: PMC11827596_01_ANEC-30-e70049-g003.jpg
case_images: anec70049-fig-0002
case_images: Repeated ECG showed that QT interval had shortened to 400 ms (Figure 2).