This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney and ureter, Subject name: Surgery
Anderson-Hynes operation is performed for:- 
Select and explain. 
A. Achalasia cardia, B. Pyloric stenosis, C. Pseudopancreatic cyst, D. Pelviureteric junction obstruction
D: Pelviureteric junction obstruction
Answer: D: Pelviureteric junction obstruction 
Explanation: Anderson-Hynes operation is performed for Pelviureteric junction obstruction caused by PUJ stenosis