Squamous Cell Papilloma of the Urinary Bladder Endoscopically Mimicking Cancer

<table>The proliferative activity is limited to the basal layer of the squamous epithelium as highlighted by Ki-67 immunohistochemistry (D.A.B./Hematoxylin, <svg height="8.5" id="M4" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 10.1 8.5" width="10.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,8.438)"><path d="M528 54l-36 -38l-198 201l-198 -201l-36 38l197 200l-197 201l36 38l198 -202l198 202l36 -38l-197 -201z" id="xD7"></path></g>
</svg>400).</table>

Case Reports in Pathology

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Figure 4

Figure 4: Squamous Cell Papilloma of the Urinary Bladder Endoscopically Mimicking Cancer 