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Updated: Jun 25, 2025

Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma
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Retrocaval Ureter With Ureteric Stones: A Case Report

Raed Alwadai1, Naif A Alqarni2, Abdullah Ayed3

  • 1Department of Urology, King Abdullah Hospital, Ministry of Health, Bisha, SAU.

Cureus
|May 24, 2024
PubMed
Summary

This case study highlights the successful open surgical management of a retrocaval ureter with ureteral stones. This uncommon anomaly was treated effectively, resolving patient symptoms and preventing further complications.

Keywords:
anomalies of inferior vena cavahydroureteronephrosisopen surgeryretrocaval ureterureteral stone

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The ureters are retroperitoneal tubes located on either side of the vertebral column. They are responsible for transporting urine from each kidney to the urinary bladder. These tubes have thick walls and are approximately 25-30 cm long. Their diameter is around 10 mm at the renal pelvis, gradually narrowing to 1 mm as the ureter obliquely enters the posterior bladder wall through the ureteric orifices. The shape of these orifices is slit-like, which helps to prevent urine backflow toward the...
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