Cite this page: Williamson, S.R. Low grade variant. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/kidneytumorurotheliallowgrade.html. Accessed December 16th, 2018.
Microscopic (histologic) description
- Similar to low grade urothelial carcinoma of the bladder
- Not as specific as for high grade tumors
- Suggestive features are 5 or more papillary groups, cellular overlapping, anisonucleosis, hyperchromasia (Diagn Cytopathol 1997;16:437)