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Updated: Mar 24, 2026

A Murine Orthotopic Bladder Tumor Model and Tumor Detection System

A Murine Orthotopic Bladder Tumor Model and Tumor Detection System

Published on: January 12, 2017

Bladder Hamartoma in a Fetus: Case Report.

Alberto Pieretti¹, Chin-Lee Wu², Rafael V Pieretti³

¹Department of Surgery, Massachusetts General Hospital, MA, USA.

Urology Case Reports

|March 10, 2016

Summary

Prenatal ultrasonography detected a bladder hamartoma in the youngest reported patient. This rare newborn bladder tumor highlights hamartoma as a key diagnostic consideration for fetal or neonatal polypoid bladder lesions.

Keywords:

Bladder Hamartoma Prenatal Tumor

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Last Updated: Mar 24, 2026

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An Orthotopic Bladder Tumor Model and the Evaluation of Intravesical saRNA Treatment

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Area of Science:

Pediatric Urology
Fetal Medicine
Diagnostic Imaging

Background:

Bladder tumors in newborns are exceptionally rare, posing diagnostic challenges.
Prenatal diagnosis of congenital anomalies is crucial for timely intervention.
Ultrasonography is a primary imaging modality for fetal and neonatal assessments.

Observation:

A case report details the youngest patient diagnosed with a bladder hamartoma.
The diagnosis was established via prenatal ultrasonography.
The lesion presented as a polypoid bladder mass.

Findings:

The study identifies a bladder hamartoma as a potential diagnosis in neonates with bladder masses.
This case represents the youngest documented instance of prenatal bladder hamartoma detection.
Ultrasonographic findings were key to identifying the lesion prenatally.

Implications:

This finding expands the differential diagnosis for congenital bladder lesions.
Early prenatal detection of bladder hamartoma can guide neonatal management strategies.
Healthcare providers should consider hamartoma in the evaluation of fetal and neonatal bladder tumors.