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
Commonest complication of pancreatic pseudocyst ? 
Select and explain. 
A. Rupture, B. Infection, C. Obstruction of GIT, D. Hemorrhage
B: Infection
Answer: B: Infection 
Explanation: Answer is 'b' i.e. Infection "Other than pain, infection is the most common complication" - Maingot's 10/e, p 1929 Other complications are: Obstruction of GIT Hemorrhage Rupture Pseudoanetoysm - splenic aery is most frequently involved.