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Michael P. D'Alessandro, M.D.
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The components include aortic valve atresia, rudimentary left ventricle with or without mitral valve atresia, and hypoplastic ascending aorta that acts as a common coronary with retrograde flow via the ductus arterious. Pulmonary venous return is shunted to the right atrium by a small ASD. Cyanosis is due to poor peripheral perfusion and lung congestion.
Cardiomegaly due to a dilated right heart and pulmonary trunk. Pulmonary venous hypertension is also see.
Pulmonary venous hypertension in the newborn - due to a congenital cardiovascular lesion obstruction blood flow distal to the pulmonary veins.
See References Chapter.
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