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| Caption = Urothelial carcinoma in situ. [[H&E stain]]. | | Caption = Urothelial carcinoma in situ. [[H&E stain]]. | ||
| Synonyms = high-grade dysplasia | | Synonyms = urothelial cell carcinoma in situ, high-grade dysplasia | ||
| Micro = nuclear changes (enlargement of nuclei (often 4-5x the size of stromal lymphocytes), nuclear pleomorphism - marked variation in size of nuclei), +/-disordered arrangement/crowding of cells, +/-mitoses, +/-enlarged nucleoli | | Micro = nuclear changes (enlargement of nuclei (often 4-5x the size of stromal lymphocytes), nuclear pleomorphism - marked variation in size of nuclei), +/-disordered arrangement/crowding of cells, +/-mitoses, +/-enlarged nucleoli | ||
| Subtypes = | | Subtypes = |
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