Diseases and Conditions
Tetralogy of Fallot
Overview
Symptoms
Causes
Risk factors
Complications
Diagnosis
Treatment
Lifestyle and home remedies
Coping and support
Preparing for an appointment
Risk factors
While the exact cause of tetralogy of Fallot is unknown, some things might increase the risk of a baby being born with this condition. Risk factors for tetralogy of Fallot include:
- A viral illness during pregnancy, such as rubella (German measles)
- Drinking alcohol during pregnancy
- Poor nutrition during pregnancy
- A mother older than age 40
- A parent who has tetralogy of Fallot
- The presence of Down syndrome or DiGeorge syndrome in the baby