Figure 3
From: Endolymphatic sac tumor: case report and review of the literature
Immunophenotype of endolymphatic sac tumor. A. The tumor cells showed positive reactivity with cytokeratin (Pan) (immunostaining, 400×). B. The tumor cells were positive to vimentin(immunostaining, 400×). C. The tumor cells exhibited CD56 expression(immunostaining, 400×).D. The tumor cells exhibited NSE expression (immunostaining, 400×).