Fig. 3From: Congenital portosystemic shunt occlusion with an Amplatzer PFO occlusion device: a case reportOcclusion 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 PVBack to article page