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Figure 2: Electrocardiogram on admission (a) during a ventricular tachycardia episode (b) and after 36 h of admission (c) in case 3. (a) Sinus bradycardia with a second-degree atrioventricular block and right bundle branch block. (b) Sudden change of morphology noted after forth beat with a sustained monomorphic ventricular tachycardia with a right bundle branch block morphology and superior axis

Figure 2: Electrocardiogram on admission (a) during a ventricular tachycardia episode (b) and after 36 h of admission (c) in case 3. (a) Sinus bradycardia with a second-degree atrioventricular block and right bundle branch block. (b) Sudden change of morphology noted after forth beat with a sustained monomorphic ventricular tachycardia with a right bundle branch block morphology and superior axis