Sterile pyuria is seen in
Many diseases in the urinary tract produce significant pyuria in the absence of bacteriuria . whereas TB is a well recognised example of sterile pyuria , stag horn calculi and stones of smaller size can produce intense pyuria with clumps of wbc in the absence of UTI . any injury to urinary tract ,from Chlamidial urethritis to glomerulonephritis and interstitial cystitis can elicit sterile pyuria ref : Campbell- Walsh urology pa3 , chapter 12 ,pg no 251
Renal TB
Wilms tumor
PID
Diabetes
Urology