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. 2011 Jun 20;26(7):959–961. doi: 10.3346/jkms.2011.26.7.959

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© 2011 The Korean Academy of Medical Sciences.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 1 — Time course of ECG changes. (A) Admission electrocardiogram (ECG) shows T-wave inversion in precordial leads and a QTc interval of 580 ms. (B) ECG on the second day shows torsade de pointes initiated by a junctional rhythm with QT prolongation and R on T phenomenon. (C) ECG on the 4th day shows a junctional rhythm with QT prolongation (QTc = 653 ms) and R-on-T phenomenon (D) ECG on the 20th day shows a severe bradycardia with QT prolongation. (E, F) ECG and 3 months after pacemaker insertion still shows QT prolongation and T-wave inversion in precordial leads.