This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poal Hypeension, Subject name: Surgery
What is the type of this shunt? 
Select and explain. 
A. Non-selective shunt, B. Selective shunt, C. Paial shunt, D. None of the above
B: Selective shunt
Answer: B: Selective shunt 
Explanation: Distal pa of Splenic vein is ligated & anastomosed to renal vein. It is Known as DSRS (Distal Spleno -Renal shunt) WARREN preformed shunt for the first time. So, it is known as WARREN SHUNT It is a type of selective shunt- because one selective region is drained i.e only the spleen is being drain