Fig. 2
From: Three steps approach for preoperative evaluation of tetralogy of Fallot patients: role of 128 MDCT
Two-month-TOF boy. a Aorta overrides both ventricles (arrow). b Subaortic outlet VSD (asterisk) and hypertrophied RV. c Atresia of the pulmonary valve (asterisk) and severely hypoplastic MPA (arrow), small-sized right and left pulmonary arteries (arrowheads). d U-shaped PDA (arrow) connecting the distal aortic arch to the left PA