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
40 years old male complaints of recurrent UTI, X ray KUB shows radio-opaque shadow- Diagnosis 
Select and explain. 
A. Ureteric pathology, B. Prostate pathology, C. Testicular pathology, D. Stricture urethra
A: Ureteric pathology
Answer: A: Ureteric pathology 
Explanation: Ans. (a) Ureteric PathologyRef. Bailey 27th Edition, Page 1408* Ureteric pathology is associated with UTI and hematuria* Usually radio-opaque and seen on KUB X-ray* IOC is CT KUB plain, detects 99% of the stones in ureter.* Stones less than 5mm will pass out.