592124.fig.002a
(a)
592124.fig.002b
(b)
592124.fig.002c
(c)
592124.fig.002d
(d)
Figure 2: Histology of the left gonad (Lt). (a) classical seminoma, with tumor cells with nests, anastomosing cords, and sheets, ill-formed tubular growth pattern, accompanied by a heavy lymphocytic infiltrate, H&E ×100. (b) Large polygonal tumor cells, with glycogen-rich clear cytoplasm, PAS ×200. (c) Tumor cells are immunoreactive to both placental alkaline phosphatase and to C-Kit (d), both ×100.