Pediatric Pearls. Congenital Heart Disease: Patent Ductus Arteriosus

October 17, 2023

#1 Normal flow

In the normal adult heart, deoxygenated blood arrives into the right atrium of the heart via the inferior and superior vena caves – goes into the right atrium – and then into the right ventricle. It then flows out into the pulmonary artery which takes it to the lungs. There red cells obtain oxygen. The blood then goes back to the heart vi…