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Related Experiment Video

Updated: Jun 10, 2026

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice

Published on: December 4, 2020

Recurrent urinary bladder paraganglioma.

Ali A Al-Zahrani¹

¹Department of Urology, University of Dammam, Saudi Arabia. ahzhrani@yahoo.com

Advances in Urology

|July 31, 2010

Summary

This summary is machine-generated.

Recurrent bladder paraganglioma, a rare tumor, can present with painless hematuria. Lifelong surveillance is crucial for patients with a history of this urinary tract tumor.

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Area of Science:

Urology
Oncology
Pathology

Background:

Paragangliomas are rare neuroendocrine tumors arising from chromaffin cells.
Urinary tract paragangliomas, particularly in the bladder, are uncommon and can be challenging to manage.
Previous surgical history, such as partial cystectomy for paraganglioma, increases the risk of recurrence.

Observation:

A 39-year-old male with a history of bladder paraganglioma presented with recurrent painless hematuria.
Diagnostic imaging and cystoscopy identified a small tumor on the anterior bladder wall.
Histopathological analysis confirmed the recurrent lesion as a urinary paraganglioma.

Findings:

The recurrent bladder tumor was successfully treated with a repeat partial cystectomy.
This case highlights the potential for late recurrence of urinary paragangliomas.

Implications:

Emphasizes the critical need for vigilant, lifelong follow-up in patients treated for bladder paraganglioma.
Informs clinical practice regarding the long-term surveillance strategies for rare urinary tract tumors.
Contributes to the understanding of paraganglioma behavior and recurrence patterns in the urinary system.