Tetralogy of Fallot
Also called: TOF
A rare condition caused by a combination of four heart defects that are present at birth.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging always required
- Chronic: can last for years or be lifelong
- Critical: needs emergency care
Tetralogy of Fallot defects cause oxygen-poor blood to flow out of the heart and into the rest of the body. Risk factors include a viral illness such as rubella (German measles) during pregnancy, maternal alcoholism, or a family history of the condition.
Very rare: Fewer than 20,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
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Tetralogy of Fallot is a group of four congenital heart defects. Learn about signs, symptoms, diagnosis and treatment in kids.
Tetralogy of Fallot is a congenital anomaly resulting in pulmonary stenosis, an interventricular defect, biventricular aortal origin, and right ventricular ...