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
[{'content': 'A 55-year-old male with history of repeated attacks of UTI, x-ray KUB showing radio opaque shadow: \nSelect and explain. \nA. Ureteric pathology, B. Prostate pathology, C. Testicular pathology, D. Stricture urethra', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Ureteric pathologyRef Bailey and love 26lh Edition, Page 1272* X-ray KUB showing radio opaque shadow pathology lies in Kidney, Ureter and Bladder', 'role': 'assistant'}]