Fig. 1. Drawing showing locations of blood flow sampling for phase-contrast magnetic resonance imaging.

Ao = aorta, AsAo = ascending aorta, DsAo = descending aorta at diaphragm, F-a = Fontan above fenestration, F-b = Fontan below fenestration, Fen. = fenestration, HV-RV = between hepatic venous and renal venous connections, IVC = inferior vena cava, LPA = left pulmonary artery, LPVs = left pulmonary veins, RPA = right pulmonary artery, RPVs = right pulmonary veins, SMA = superior mesenteric artery, SMV = superior mesenteric vein, SVC = superior vena cava