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Updated: Aug 12, 2026

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An Orthotopic Bladder Tumor Model and the Evaluation of Intravesical saRNA Treatment
Published on: July 28, 2012
[Characteristics of bladder leiomyoma in our setting]
F J Blasco Casares1, J Sacristán Sanfelipe, L Ibarz Servio
1Servicio de Urología, Hospital Municipal de Badalona, Barcelona, España.
Archivos Espanoles De Urologia
|December 1, 1995
Summary
Bladder leiomyoma is a rare, benign tumor often found incidentally. This study found it accounts for 0.43% of bladder tumors, with excellent prognosis after surgery.
Area of Science:
- Urological Oncology
- Pathology
Background:
- Leiomyoma of the bladder is a rare benign smooth muscle tumor.
- Understanding its incidence, presentation, and management is crucial for accurate diagnosis and treatment.
Observation:
- A retrospective, multicenter analysis reviewed 700 cases of bladder tumors, identifying leiomyomas in 0.43% of cases.
- Nearly half of bladder leiomyomas were incidentally discovered, often during ultrasound (US).
- Presenting symptoms were minimal or absent in many cases.
Findings:
- Ultrasound (US) emerged as the optimal diagnostic method for bladder leiomyoma.
- Open surgery was the most common treatment modality.
- The prognosis for bladder leiomyoma is excellent, with no reported recurrences in the follow-up period.
Implications:
- Bladder leiomyoma is a rare, asymptomatic, benign neoplasm.
- Incidental discovery during diagnostic imaging like US is common.
- Surgical intervention leads to a favorable prognosis with no recurrence.

