Fig. 4

Echocardiogram findings for IV.3. Legend: a Large atrial septal defect (ASD) with a diminutive/hypoplastic left ventricle (LV); RV-right ventricle. b Orange arrows point to bicuspid aortic valve leaflets. c Hypoplastic aorta (Ao) with a discrete coarctation. d and e Two views of the patent ductus arteriosus (PDA); PA -pulmonary artery; RPA - right pulmonary artery; LPA - left pulmonary artery. f-g-h Color and spectral Doppler of the to-and-fro PDA flow from the PA and Ao