The morphology of ToF is markedly heterogeneous and includes an absent pulmonary valve, concomitant atrioventricular septal defects, pulmonary artery branch stenosis, and pulmonary atresia with ...

The newborn was diagnosed with a serious heart condition called Tetralogy of Fallot with Pulmonary Atresia, where the pulmonary artery, responsible for carrying blood to the lungs, was missing.