Tetralogy of fallot history and symptoms

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editors-In-Chief: Fahimeh Shojaei, M.D., Priyamvada Singh, M.B.B.S. [2], Keri Shafer, M.D. [3]; Kristin Feeney, B.S. [4]

Patients with tetralogy of Fallot may have a positive history of alcoholism, diabetes, Poor nutrition in mother in mother. Common symptoms of tetralogy of Fallot include sudden, marked bluish skin (tet spell), dyspnea on exertion, difficulty in feeding, failure to gain weight, failure to thrive, retarded growth and physical development, and hemoptysis.

Patients with tetralogy of Fallot may have a positive history of:^[1][2]

• Alcoholism in the mother
• Diabetes in mother
• Pregnancy after the age of 40 in mother
• Poor nutrition during pregnancy in mother

Common symptoms of tetralogy of Fallot include:^[3][4]

• Sudden, marked bluish skin (tet spell), which may happens as a result of:
  • Acidosis
  • Stress
  • Infection
  • Posture (upright, not squatting)
  • Exercise
  • Beta-adrenergic agonists
  • Dehydration
  • Closure of the patent ductus arteriosus
• Dyspnea on exertion
• Difficulty in feeding
• Failure to gain weight
• Failure to thrive
• Retarded growth and physical development
• Hemoptysis

Less common symptoms of tetralogy of Fallot include

• Prolong crying
• Loss of consciousness
• Irritability

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