Transthoracic echocardiogram, Transesophageal echocardiogram, Fetal echocardiogram, Hypoplastic left heart syndrome, Te...tralogy of Fallot, Congenital heart defects in children, Myocarditis, Transposition of the great arteries, Ebstein anomaly, Dizziness, Atrial septal defect, Fetal heart disease, Atrioventricular canal defect, Coarctation of the aorta, Ventricular septal defect, Truncus arteriosus, Chest pain, POTS, Hypoplastic right heart syndrome, Vascular ring, Univentricular heart, Congenital heart disease, Double-outlet right ventricle, Syncope, Congenital heart defects in neonates and infants