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Retrograde balloon occlusion of gastro-renal shunt via femoral venous approach coursing through the inferior vena cava and left renal vein. After balloon occlusion, a sclerosing agent is injected into the gastric varices (GVar). Black arrows indicate directional blood flow. MPV: Main portal vein; IMV: Inferior mesenteric vein; IVC: Inferior vena cava; GRS: Gastrorenal shunt.
