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