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Ovarian Carcinoid : Immunohistochemistry

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Ovary_GCT_Carcinoid_Synaptophysin.jpg

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Immunohistochemistry of Ovarian Carcinoids: They are variably positive for one or more neuroendocrine markers (chromogranin, synaptophysin, NSE, & CD56), cytokeratin, EMA, CK7 and CK20. CDX2, SATB2 and CK20 are positive in areas of intestinal differentiation. Ki67 index is low.

The image shows synaptophysin immunoreactivity in an ovarian carcinoid with trabecular architecture.

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slide 151 of 183
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