Impact of de novo vesicoureteral reflux on transurethral surgery outcomes in pediatric patients with ureteroceles.

After endoscopic ureterocele puncture, de novo VUR is not significantly associated with postoperative UTI or deterioration in renal function in the long term. It may not, therefore, be necessary to reconstruct lower urinary tract routinely to correct de novo VUR after endoscopic puncture of the ureterocele.