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 tracing sinus healthy biological graph tachycardia heartbeat healthcare pulse diagnostic biology cardiology electrocardiography electrocardiogram rate poster text annotated plain background