Figure 3.

3A) Hyperplastic urothelium with focal frond-like proliferation. The urothelial cells were slightly enlarged but the nuclear to cytoplasmic ratio was maintained and the nuclear polarity was preserved. 3B) Squamous cell carcinoma infiltrating lamina propria and detrusor muscle. 3C) Squamous cell carcinoma extending, focally, into the urothelial mucosa.

Arva and Das Diagnostic Pathology 2011 6:46   doi:10.1186/1746-1596-6-46
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