ecg displaying torsades de pointes rhythm, 3d

torsade de pointes ecg 3d critical ventricular abnormal heart rhythm conduction dangerous diagnostics beat irregular life threatening measuring monitoring prolongation pulseless qt tdp torsades des cardiac arrest trace monitor contraction impulse illustration health medical medicine sinus diagnostic heartbeat healthcare graph pulse cardiology tracing rate electrocardiogram electrocardiography biological healthy tachycardia biology poster text annotated plain background