This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney & Ureturs, Subject name: Surgery
Name the operation shown here. 
Select and explain. 
A. Boari flap operation, B. Young operation, C. Pierce operation, D. Nesbitt operation
A: Boari flap operation
Answer: A: Boari flap operation 
Explanation: Ans. (a) Boari Flap operation* Boari Flap operation - For lower ureteric injuries the bladder is used to reconstruct the gap as shown here.* Ureteric injury must be repaired immediately.