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Inverted papilloma arising in a juvenile
A Miyajima1, T Mochizuki, K Seta
1National Defense Medical College, Department of Urology, Tokorozawa, Saitama, Japan. akiram@ndmc.ac.jp
Urologia Internationalis
|August 31, 2000
Summary
A rare case of bladder inverted papilloma occurred in a 15-year-old male, presenting with hematuria. This finding highlights the importance of considering unusual diagnoses in young patients with urinary symptoms.
Area of Science:
- Urology
- Oncology
- Pathology
Background:
- Bladder inverted papilloma is a rare urothelial neoplasm.
- It typically affects older adults, making pediatric cases exceptionally uncommon.
Observation:
- A 15-year-old male presented with painless gross hematuria.
- Imaging revealed a solitary bladder tumor; cystoscopy confirmed a papillary tumor at the bladder neck.
Findings:
- Histological examination diagnosed inverted papilloma.
- Immunohistochemistry showed proliferative cellular nuclear antigen at 37.1% and p53 at 0%.
Implications:
- This case underscores the rarity of inverted papilloma in adolescents.
- It emphasizes the need for thorough diagnostic evaluation in young patients with bladder tumors.
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