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Fig. 4 | Surgical and Experimental Pathology

Fig. 4

From: The papilla as a biomarker in the molecular era of bladder oncology

Fig. 4

High grade papillary urothelial lesion (H&E). There is loss of cell adhesion, with shedding of superficial cells (A; 40x). It is a high grade lesion, with hiperchromatic nuclei that have lost polarity. (B; 10x) The epithelial layer is densely cellular and thick and the fibrovascular core shows proliferated ectatic vessels, with foci of invasion through the basement membrane (arrow)

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