The fetal circulation -- Perinatal and postnatal changes in the circulation -- Oxygen uptake and delivery -- Functional assessment -- Prenatal and postnatal pulmonary circulation -- The ductus arteriosus and persistent patency of the ductus arteriosus -- Ventricular septal defect -- Atrial septal defect and partial anomalous drainage of pulmonary veins -- Atrioventricular septal defect -- Bicuspid aortic valve and aortic stenosis -- Aortic atresia, mitral atresia, and hypoplastic left ventricle -- Aortic arch obstruction -- Total anomalous pulmonary venous connection -- Pulmonary stenosis and atresia with ventricular septal defect (tetralogy of Fallot) -- Pulmonary stenosis and atresia with intact ventricular septum -- Tricuspid atresia and hypoplastic right ventricle -- Ebstein malformation of the tricuspid valve -- Aortopulmonary transposition -- Truncus arteriosus communis