Tetralogy of Fallot (TOF) is a combination of four congenital (present at birth) heart defects that affect infants and children. The defects occur together and change the way blood flows …

In most children, the cause of tetralogy of Fallot isn't known. It's a common type of heart defect. It may be seen more commonly in children with Down syndrome or DiGeorge syndrome. Some …

Though the exact cause of TOF is unknown, an association that has been observed is an anterior deviation of the infundibular septum that results in a misaligned VSD, with an overriding aorta …

Oct 28, 2023 · Today we are going to talk about tetralogy of Fallot, which is one of the most common congenital heart defects. In many ways, this lesion is viewed as the benchmark …

Mar 13, 2025 · Tetralogy of Fallot (ToF) is a condition in which a baby has four abnormalities in their heart at birth. These issues make it hard for your baby’s heart to send enough oxygen to …

Tetralogy of Fallot may be associated with chromosomal abnormalities, such as 22q11 deletion syndrome. It is important that this be identified so that other conditions can be treated. The …

The Philadelphia Adult Congenital Heart Center, a joint program of CHOP and Penn Medicine, meets the unique needs of adults who were born with heart defects like TOF.

Dec 30, 2025 · Conotruncal defects such as TOF, double-outlet right ventricle, persistent truncus arteriosus, and transposition of the great arteries share developmental and genetic origins.

Tetralogy of Fallot consists of 4 features: a large ventricular septal defect, right ventricular outflow tract obstruction and pulmonic valve stenosis, right ventricular hypertrophy, and over-riding of …

Tetralogy of Fallot (TOF) is a complex heart condition that affects newborns, presenting a combination of four distinct defects. In this blog post, we’ll break down what TOF is, how it …