Pages tagged: patent ductus arteriosus

Patent Ductus Arteriosus

Patent ductus arteriosus (PDA) is a defect in which the temporary blood vessel connecting the left pulmonary artery to the...

Tricuspid Atresia

The word “atresia” means “no opening.” In tricuspid atresia, the valve is missing between the upper-right chamber (the right atrium)...