three tape ecg with acute coronary pathology

acute arrhythmia asystolia attack broadened cardiology circulation complexes condition coronary danger deformed disturbance ecg electrocardiogram emergency extended heart hemodynamic infarction instability life macrofocal medical medicine myocardial myocardium palpitations paroxysm paroxysmal pathology period rhythm risk services severe stop tachyarrhythmia tachycardia tape threat threatening unstable urgent ventricles ventricular wide