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: Gynaecology & Obstetrics
[{'content': 'Accidental injury of the ureter during abdominal operation should be managed by all except: \nSelect and explain. \nA. Deligation, B. End-to-end anastomosis through an ureteric catheter, C. Implantation into the bladder, D. Colonic implantation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Surgeries for ureteric fistula:\n• Bladder flap procedure (modified Boari–Ocker–Blad)\n• Ureteroneocystostomy\n• Implantation into the bladder\nNote: End to end anastomosis may lead to stricture formation.\nColonic transplantation results in recurrent pyelonephritis and hyperchloremic acidosis.', 'role': 'assistant'}]