Cardiac cyanotic defects include

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Central cyanosis is a sign that the atrial blood is not fully oxygenated. The infant will appear cyanotic with a blue tinge to the lips, tongue, and nail beds. The five main cardiac causes of central cyanosis are tetralogy of Fallot, transposition of the great arteries, truncus arteriosus, tricuspid atresia, and total anomalous pulmonary venous return. The two most common defects are discussed here. (See Evolve for discussion of the remaining defects.)

Cardiac Cyanotic Defects Include