Predictive Factors for Requirement of Ureteral J Stenting in Ureteroscopic Treatment of Distal Ureteral Stones.

In the treatment of distal ureteral stones by URS, not only perioperative complications, prolongation of the operation time, and the presence of residual stones but also preoperative factors, such as systemic disease, and impacted ureteral stones should be considered as predictive factors in assessing the need for a ureteral J stent and to avoid unnecessary stent procedures.