This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Medicine
Sterile Pyuria is characteristically seen in - 
Select and explain. 
A. Renal Tuberculosis, B. Chronic Hydronephrosis, C. Wilm's Tumor, D. Neuroblastoma
A: Renal Tuberculosis
Answer: A: Renal Tuberculosis 
Explanation: Urinary frequency, dysuria ,nocturia, hematuria and flank or abdominal pain are common presentations. The documentation of culture negative pyuria in acidic urine should raise the suspicion of TB. Ref:Harrison 20 th edition pg no 1244