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Updated: Aug 31, 2026

Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma
06:39

Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma

Published on: November 22, 2019

[Ureteral duplications and ureteroceles - surgical treatment]

Lisieux Eyer de Jesus1, Mariana Mesquita Júdice, Eduardo G Mello

  • 1Hospital Municipal Jesus, Rio de Janeiro, RJ, Brazil.

Jornal De Pediatria
|September 23, 2003
PubMed

Insights

Superior polar heminephrectomy is a safe and effective treatment for childhood ureteral duplications. Patients without vesicoureteral reflux typically require only this surgery, while those with reflux may need a subsequent stumpectomy.

Area of Science:

  • Pediatric Urology
  • Surgical Techniques
  • Congenital Abnormalities

Context:

  • Ureteral duplications are common congenital anomalies in children.
  • Symptomatic presentations often include urinary tract infections and fetal hydronephrosis.
  • Surgical intervention is frequently required to manage complications.

Purpose:

  • To evaluate the clinical and radiological outcomes of surgical management for symptomatic ureteral duplications in children.
  • To specifically assess the efficacy and safety of superior polar heminephrectomy.
  • To determine the necessity of further procedures based on preoperative vesicoureteral reflux status.

Summary:

  • A prospective study followed 15 pediatric patients undergoing surgical treatment for ureteral duplications.
  • Superior polar heminephrectomy was performed in 80% of cases, demonstrating significant clinical and radiological improvement with no major complications.
  • Patients with severe vesicoureteral reflux to the superior pole often required a subsequent stumpectomy, whereas those without preoperative reflux did not need further surgery.

Impact:

  • Superior polar heminephrectomy is confirmed as a safe and effective surgical option for pediatric ureteral duplications.
  • This procedure can be the sole surgical intervention for patients lacking vesicoureteral reflux.
  • Identifying patients who may require a secondary stumpectomy is crucial for optimal management of vesicoureteral reflux in duplicated systems.
Abstract

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