Neurological Symptoms of Congenital Portosystemic Shunt Reversed by Venous Endovascular Intervention: A Six Years Follow-Up Study.

Congenital portosystemic shunt (CPSS) is a rare disorder characterized by a diversion of Porto-mesenteric blood into systemic veins. Type I is an end to side fistula between the portal vein and the inferior vena cava. Type II is a side to side fistula between the main portal vein or its branches and mesenteric, splenic, gastric, and systemic veins. Clinical presentation of these patients varies. Treatment and management are guided by the type of malformation and clinical presentation. Herein, we present a case of CPSS Type IIb with neurological symptoms, treated with endovascular occlusion with 6-year follow-up without remission.