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  1. Tetralogy of Fallot - Wikipedia

    Tetralogy of Fallot (TOF), formerly known as Steno-Fallot tetralogy, [9] is a congenital heart defect characterized by four specific cardiac defects. [4] . Classically, the four defects are: [4] an …

  2. Tetralogy of Fallot (TOF) - Johns Hopkins Medicine

    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 …

  3. Tetralogy of Fallot - Symptoms and causes - Mayo Clinic

    Oct 28, 2023 · Tetralogy of Fallot (teh-TRAL-uh-jee of fuh-LOW) is a rare heart condition that is present at birth. That means it's a congenital heart defect. A baby born with the condition has …

  4. Tetralogy of Fallot (ToF): Symptoms, Causes & Treatment

    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 …

  5. Tetralogy of Fallot (TOF) | Children's Hospital of Philadelphia

    What is tetralogy of Fallot (TOF)? Tetralogy of Fallot is a congenital heart defect. It has four characteristics: Ventricular septal defect (VSD): a hole between the two bottom chambers (the …

  6. Tetralogy of Fallot - American Heart Association

    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 …

  7. Understanding Tetralogy of Fallot (TOF) | Banner Health

    Tetralogy of Fallot (TOF) is a congenital heart defect that some children are born with. It is a group of four related symptoms or problems that change how blood flows to the lungs and the …

  8. Tetralogy of Fallot | Symptoms, Diagnosis & Treatment

    Tetralogy of Fallot (TOF) is a cardiac anomaly that refers to a combination of four related heart defects that commonly occur together. The four defects are: Ventricular septal defect (VSD) …

  9. Tetralogy of Fallot (TOF) - Stanford Medicine Children's Health

    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). …

  10. Tetralogy of Fallot (TOF) | Boston Children's Hospital

    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) …