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  1. 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 …

  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 (ToF): Symptoms, Causes & Treatment - Cleveland Clinic

    Mar 13, 2025 · Tetralogy of Fallot is a congenital heart condition (present at birth) that has four issues in your heart. ToF makes it hard to get enough oxygen to your body.

  4. 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 …

  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 | 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) …

  7. 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). …

  8. Tetralogy of Fallot in Children - What You Need to Know - Drugs.com

    Jun 2, 2025 · Tetralogy of Fallot (TOF) is a heart condition your child was born with. TOF causes the following 4 heart structure defects that lead to a weak heart and decreased blood flow: A …

  9. Tetralogy of Fallot (TOF): Symptoms & Causes - NewYork …

    Tetralogy of Fallot (TOF) is a congenital heart defect that affects infants and young children. It is caused by four heart defects that allow low-oxygen blood to flow from the right side of the …

  10. Tetralogy of Fallot (TOF) - Nationwide Children's Hospital

    What Is Tetralogy of Fallot? 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 …

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