Rare Cause of Wide QRS Tachycardia

Figure 1

ECG at rest. Sinus rhythm 94 bpm, single premature ventricular complexes. Signs of left ventricular hypertrophy and atrioventricular (PQ 220 ms) and interventricular conduction abnormalities (QRS 120 ms). Recorded at 25 mm/sec, 10 mm/mV.