Long term followup of aortic root size after repair of tetralogy of Fallot

Tetralogy of Fallot (ToF) is the most common cyanotic congenital heart defect. Pulmonary atresia with ventricular septal defect (PA VSD) is a severe form of tetralogy of Fallot with complete obstruction of the pulmonary artery resulting in diversion of all blood from the right ventricle into the aorta. Early detection of these disorders and subsequent corrective surgery has improved long-term prognosis and overall...