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Updated: Feb 3, 2026

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Transurethral Induction of Mouse Urinary Tract Infection
Published on: August 5, 2010
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Giant peritoneal mouse: A rare case presenting with lower urinary tract symptoms
Shailesh Chandra Sahay1, Pawan Kesarwani1, Ajay Jain1
1Department of Urology, Max Superspeciality Hospital, New Delhi, India.
Summary
Peritoneal loose bodies, or 'peritoneal mice', are rare growths that can cause urinary symptoms. Laparoscopic removal effectively resolved these symptoms in a recent case study.
Area of Science:
- Gastroenterology and Urology
- Surgical Pathology
Background:
- Peritoneal loose bodies, colloquially termed 'peritoneal mice', represent uncommon intra-abdominal findings.
- These entities can achieve significant dimensions, potentially leading to secondary complications.
Observation:
- A case is presented involving a patient experiencing lower urinary tract symptoms attributed to a large peritoneal loose body.
- The mass effect exerted by the 'peritoneal mouse' was the presumed etiology of the patient's symptoms.
Findings:
- Surgical intervention via laparoscopy was performed for the removal of the identified peritoneal loose body.
- Histopathological examination confirmed the nature of the mass as a peritoneal loose body.
Implications:
- Laparoscopic excision is a viable and effective treatment modality for symptomatic peritoneal loose bodies.
- Complete resolution of lower urinary tract symptoms was achieved post-operatively, highlighting the efficacy of surgical management.
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