Pulmonary atresia
Illustrations
Alternative names
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PA
Definition
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Pulmonary atresia is an extremely rare form of congenital heart disease. It involves severe narrowing or complete obstruction of the pulmonary valves (the valves at the outlet of the right ventricle).
Causes, incidence, and risk factors
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Pulmonary atresia is associated with a patent ductus arteriosus. There is no known cause of Pulmonary atresia.
Update Date: 5/18/2004
Updated by: Brendan Campbell, M.D., M.P.H., Department of Surgery, University of North Carolina Hospitals, Chapel Hill, NC. Review provided by VeriMed Healthcare Network.
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