Bladder, ureter & renal pelvis

Squamous cell neoplasms

Verrucous carcinoma

Last author update: 1 August 2019
Last staff update: 19 November 2021

Copyright: 2003-2023,, Inc.

PubMed Search: Verrucous squamous cell carcinoma[title]

Related topics: Squamous cell carcinoma

Monika Roychowdhury, M.D.
Page views in 2022: 559
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Cite this page: Roychowdhury, M. Verrucous carcinoma. website. Accessed September 21st, 2023.
Definition / general
  • Almost all cases are associated with Schistosoma hematobium infection
  • Indolent growth, spreads by direct extension
  • Does not metastasize, although may develop foci of invasive squamous cell carcinoma
Gross description
  • Exophytic, papillary tumor which projects into bladder lumen
Microscopic (histologic) description
  • Bulbous fronds of well differentiated, acanthotic epithelium with pushing margin, minimal atypia
  • No/rare mitotic figures
  • May resemble condyloma focally
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