Fig. 3
From: Congenital portosystemic shunt occlusion with an Amplatzer PFO occlusion device: a case report
Occlusion of CPSS with Amplatzer PFO OD: Fluoroscopic placement of an Amplatzer PFO OD into the CPSS (purple arrowhead). Unidirectional flow of contrast is seen through the IVC (labeled) with absence of flow through the PV