Fig. 1From: Percutaneous salvage interventions in the Glenn circuit: a case seriesAntegrade flow occlusion: a Ventricular angiogram shows simultaneous and comparable opacification of both great arteries. b Angiogram in proximal left pulmonary artery with prominent negative clearance (white arrow), secondary to significant antegrade MPA flow. c 10 mm Amplatzer muscular VSD occluder with two disks deployed on either side of the muscular infundibulum (white asterix). d Angiogram after release shows stable device position and complete occlusion of forward flowBack to article page