This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Splenic vein thrombosis is best treated by ? 
Select and explain. 
A. Splenectomy, B. Poo-caval shunt, C. Spleno-renal shunt, D. Mesenterico-caval shunt
A: Splenectomy
Answer: A: Splenectomy 
Explanation: Ans. is 'a' i.e., Splenectomy