Multiple morphologies of ventricular tachycardia assessed by implantable cardioverter-defibrillator electrograms in a patient with Chagas disease, successfully treated with catheter ablation: modern problems, old solutions

EP Europace, 05/30/2012

During hospitalization, he experienced several VT episodes and surface–electrocardiogram (ECG) showed two different QRS configurations, confirming multiple morphology (MM)–VT. This difference in QRS morphology correlated to different ICD–EG, resembling those found before admission.

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