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Updated: Jul 31, 2026
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A Murine Model of Irreversible and Reversible Unilateral Ureteric Obstruction
Published on: December 20, 2014
Leiomyosarcoma of the ureter
I Madgar1, B Goldwasser, A Czerniak
1Department of Urology, Chaim Sheba Medical Center, Tel Aviv University, Ramat Aviv, Israel.
European Urology
|January 1, 1988
Summary
Ureteral leiomyosarcoma is a rare smooth muscle tumor. Treatment involves nephroureterectomy, but prognosis remains poor due to limited survival.
Area of Science:
- Urology
- Oncology
- Surgical Pathology
Background:
- Primary ureteral tumors are uncommon compared to kidney and bladder neoplasms.
- Smooth muscle tumors of the ureter, specifically leiomyosarcoma, are exceptionally rare.
Observation:
- This review focuses on the limited reported cases of ureteral leiomyosarcoma.
- Only nine instances of this rare tumor have been documented in medical literature.
Findings:
- Leiomyosarcoma of the ureter is a rare entity.
- The recommended treatment is a total nephroureterectomy with en bloc tumor excision.
- Reported cases indicate a consistently unfavorable prognosis with short survival times.
Implications:
- Early diagnosis and aggressive surgical management are crucial for ureteral leiomyosarcoma.
- Further research is needed to improve treatment strategies and patient outcomes for this rare malignancy.
- Understanding the behavior of ureteral leiomyosarcoma can inform clinical decision-making and prognostic assessments.
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