PMC4812879_01
Tumor cells were seen adherent to fibrovascular cores and scattered singly (Pap, x200)
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F1
In few fragments, cells were seen adhering to fibrovascular cores [Figure 1].
Most of the cells had multiple fine vacuoles in the cytoplasm (MGG, x400)
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F2
Most of the cells had eccentric nuclei [Figures 2 and 3].
Many singly scattered foamy tumor cells simulating histiocytes (Pap, x400)
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F3
Most of the cells had eccentric nuclei [Figures 2 and 3].
Section from cell block shows small nests of tumor cells (H and E, x400)
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F4
The cells had well defined cytoplasmic membranes [Figure 4].
Chromogranin (x400)
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F5
Immunohistochemistry done on cell block revealed tumor cells staining positive with cytokeratin, chromogranin [Figure 5], and synaptophysin.
Inhibin (x400)
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F6
The tumor cells showed strong positive membranous staining with inhibin [Figure 6].