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 through the heart …

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 children can …

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 …

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 their entire …

Tetralogy of Fallot (TOF) is a serious congenital heart defect affecting about two in 10,000 babies. In TOF, a set of four abnormalities in the heart’s anatomy prevent enough oxygen-poor (blue) blood …

Tetralogy of Fallot (TOF) is a congenital heart defect that can be diagnosed either before or after a baby is born. Learn more about TOF.

y of Fallot (TOF) is a congenital heart defect. TOF is scribed as 4 abnormalities that occur together. One is that there is a large hole in the wall of muscle (septum) that divides the 2 bo

Tetralogy of Fallot is most often diagnosed in the first few weeks of life due to either a loud murmur or cyanosis. Babies with tetralogy of Fallot usually have a patent ductus arteriosus at birth that provides …

What is tetralogy of Fallot? Tetralogy of Fallot (TOF) is a group of 4 congenital heart defects. This means that you are born with them. These 4 problems occur together (tetralogy refers to 4). They …

Tetralogy of Fallot (TOF) includes 4 congenital heart problems. With TOF, the lungs do not get enough blood. This condition can be mild to severe. These 4 heart problems in TOF are: Ventricular septal …