Tetralogy of Fallot



Legend:
1.  Ventricular septal defect
2.  Valvular and infundibular pulmonary stenosis
3.  Overriding aorta
4.  Right ventricular hypertrophy
5.  Atrial septal defect (optional)

D. Mayer and C. Mullins, Congenital Heart Disease, A Diagrammatic Atlas. New York: Alan R. Liss, Inc, 1988. p. 5.

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