Congenital absence of the normal valvular orifice into the pulmonary artery. This condition is characterised by cardiomegaly, reduced pulmonary vascularity, and right ventricular atrophy. ... (12 Dec 1998) ...
Found on http://www.mondofacto.com/facts/dictionary?pulmonary+atresia
congenital severe narrowing or obstruction of the pulmonary orifice, with enlargement of the heart, reduced blood supply to the lungs, and right ventricular atrophy. It is usually associated with tetralogy of Fallot, transposition of great vessels, or other cardiovascular anomalies.
Found on http://www.encyclo.co.uk/local/21001
Pulmonary atresia is a congenital malformation of the pulmonary valve in which the valve orifice fails to develop. The valve is completely closed thereby obstructing the outflow of blood from the heart to the lungs. The pulmonary valve is located on the right side of the heart between the right ventricle and pulmonary artery. In a normal functioni
Found on http://en.wikipedia.org/wiki/Pulmonary_atresia
Type: Term Definitions: 1. congenital absence of the pulmonary valve orifice.
Found on http://www.medilexicon.com/medicaldictionary.php?t=8361
Congenital narrowing of the opening between the pulmonary trunk and the right ventricle of the heart. The condition is marked by reduced blood flow to the lungs, heart enlargement and atrophy of the right ventricle. It is usually accompanied by cardiovascular anomalies. The newborn will likely be taken to the intensive care unit for a ventilator...
Found on http://www.pregnology.com/AZ/P/11
No exact match found