This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Left-sided poal hypeension is best treated by 
Select and explain. 
A. Splenectomy, B. Poocaval shunt, C. Leno-renal shunt, D. Spleno-renal shunt
D: Spleno-renal shunt
Answer: D: Spleno-renal shunt 
Explanation: Poal hypeension due to isolated splenic vein thrombosis is k/a left-sided poal hypeension. In left-sided poal hypeension the pressures in the poal and superior mesenteric veins are normal. There is gastrosplenic venous hypeension leading to the formation of gastric varices (not esophageal varices). The splenic venous blood, blocked from its normal route due to splenic vein thrombosis, flows through the sho gastric vessels to the gastric fundus and then into the left gastric vein, continuing toward the liver. Causes of isolated splenic vein thrombosis are pancreatitis neoplasm - trauma Treatment - by splenectomy Ref : Sabiston 18/e p1526