Posibleng Mga Sanhi para sa Di-normal na ECG Cardiac Arrhythmia Pagpalya ng Puso Stroke Atrial Fibrillation Duchenne Muscular Dystrophy Tachyarrhythmia Idiopathic Ventricular Fibrillation Mucopolysaccharidosis Thalassemia Chronic na Thromboembolic Pulmonary Hypertension Glycogen Storage Disease Type 2 Myotonic Dystrophy Pulmonary Arterial Hypertension Mucopolysaccharidosis 1 Cardiomyopathy dahil sa Anthracyclines Bara sa Puso