ventricular tachycardia - deadly heart arrhythmia

arrest arrhythmia asystole attack beats cardiac cardiogenic cardiology danger dangerous deadly death diagnosis ecg ekg electrocardiograph electrocardiography failure fast fibrillation graph graphic health healthcare heart ischemic killer life medical medicine monomorphic printout pulse pumping rapid rate readout rhythm science tachycardia technical threatening trace treatment ventricular vt waveform