Bladder & urothelial tract

Urothelial neoplasms - noninvasive

Flat lesions with atypia of unknown significance



Last author update: 1 June 2016
Last staff update: 1 November 2021

Copyright: 2003-2024, PathologyOutlines.com, Inc.

PubMed Search: Flat lesions with atypia

Monika Roychowdhury, M.D.
Page views in 2023: 3,829
Page views in 2024 to date: 275
Cite this page: Roychowdhury M Flat lesions with atypia of unknown significance. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/bladderflatatypiaunknown.html. Accessed December 4th, 2024.
Definition / general
  • Atypia between reactive and dysplasia
  • More pleomorphism and hyperchromasia than expected for the amount of inflammation present
  • Recommend close follow up and reevaluation after inflammation subsides
Differential diagnosis
Back to top
Image 01 Image 02