This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pancreas, Subject name: Surgery
The complication least likely to occur in a pseudocyst of the pancreas is: 
Select and explain. 
A. Haemorrhage, B. Torsion, C. Infection, D. Carcinomatous change
D: Carcinomatous change
Answer: D: Carcinomatous change 
Explanation: Ans: d (Carcinomatous change)Ref: Schwartz surgery, 7th ed, p. 1486