A tetralogy (from Greek τετρα- tetra-, "four" and -λογία -logia, "discourse") is a compound work that is made up of four distinct works. The name comes from the Attic theater, in which a …

Dec 15, 2025 · Tetralogy of Fallot can cause oxygen in the blood that flows to the rest of the body to be reduced. Babies born with tetralogy of Fallot may have a bluish looking skin color, called …

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 …

Oct 28, 2023 · Tetralogy of Fallot is usually diagnosed during pregnancy or soon after a baby is born. If the heart changes and symptoms are mild, tetralogy of Fallot may not be noticed or …

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.

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 …

These sets of plays were similar to the "trilogy," a group of three serial Greek tragedies. The word tetralogy is from the Greek combining form tetra-, meaning "four," joined with the combining …

Tetralogy of Fallot is a rare but serious birth defect that compromises blood flow from the heart to the rest of the body. This can lead to poor oxygen levels, delayed growth, and other …

The American Heart Association explains the congenital heart defect Tetralogy of Fallot in children and adults.

In the United States, about 1,600 babies are born with tetralogy of Fallot each year. The condition, which is typically diagnosed within the first year of life, affects males and females equally. …