case_images: PMC2902051_01
case_images: ECG at presentation: ventricular-paced rhythm at the rate of 70, prolonged corrected QT interval (QTc) of 510 milliseconds (msec) and concordant T wave inversion in lateral precordial leads.
case_images: CRP2010-643832.001.jpg
case_images: PMC2902051_01_CRP2010-643832.001.jpg
case_images: fig1
case_images: Baseline ECG (two months prior to presentation): ventricular-paced rhythm at the rate of 70, corrected QT interval (QTc) of 410 milliseconds (msec).
case_images: CRP2010-643832.002.jpg
case_images: PMC2902051_01_CRP2010-643832.002.jpg
case_images: fig2
case_images: Her baseline ECG (2 months prior) showed a QTc of 410 msec and normal discordant T waves in precordial leads (Figure 2).