Tricuspid Atresia

The tricuspid atresia is the absence of the tricuspid valve, connected to a hypoplastic right ventricle. There are many accompanying malformations such as atrial septal defect, patent ductus arteriosus, pulmonary valve stenosis and transposition of the great vessels. Symptoms include cyanosis and heart failure. The second heart sound (S2) is single and the cardiac murmurs depend on the accompanying malformations. The diagnosis is made by echocardiography. A cardiac catheterization may…

September 3, 2018