Figure 3
From: Adenocarcinoma of the bladder following nephrogenic adenoma: a case report
Histology of a nephrogenic adenoma with focal development of an invasive adenocarcinoma. Invasive mesonephroid adenocarcinoma of the bladder adjacent to the nephrogenic adenoma is indicated by the arrow. In the right upper quadrant of the histological picture, the focal transformation to mesonephroid adenocarcinoma is shown. Hematoxylin and eosin stain, magnification ×400.