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Updated: Jul 7, 2026

An Immature Murine Model of Reversible Unilateral Ureteral Obstruction
Published on: April 4, 2025
Right retrocaval ureter and left nutcracker syndrome: a case report.
Jianming Rao1, Jinrui Yang, Ziting Liu
1Department of Urology, the Second Xiangya Hospital, Central South University, Changsha, Hunan Province, China.
This study details a rare case of retrocaval ureter and nutcracker syndrome in a young man. Surgical intervention for the ureter and monitoring for the syndrome were successfully performed.
Area of Science:
- Urology
- Vascular Surgery
- Diagnostic Imaging
Background:
- Retrocaval ureter is a rare congenital anomaly where the ureter courses behind the inferior vena cava.
- Nutcracker syndrome is a rare vascular condition caused by compression of the left renal vein.
Observation:
- A young male patient presented with symptoms suggestive of urinary tract obstruction and vascular compromise.
- Diagnostic workup included intravenous urogram, ultrasonography (gray-scale and color flow Doppler), and computed tomography.
Findings:
- The patient was diagnosed with a rare combination of right retrocaval ureter and left nutcracker syndrome.
- Preoperative imaging accurately identified the anatomical abnormalities and vascular compression.
Implications:
- This case highlights the importance of comprehensive diagnostic imaging in identifying rare congenital and vascular anomalies.
- Successful surgical management of retrocaval ureter and conservative management of nutcracker syndrome were achieved.
- Accurate preoperative diagnosis is crucial for planning appropriate treatment strategies in complex urological and vascular cases.
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