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Washington University Experience | NEOPLASMS (MENINGIOMA) | Anaplastic | 20C3 Meningioma, WHO III & metaplasia (Case 20) EMA 2
Immunohistochemically stained sections show reactivity for epithelial membrane antigen (EMA) that highlights tumor cell membranes in the periphery of the tumor papillae, with an associated blush of cytoplasmic staining. A small subset of the epithelial tumor cells show similar reactivity.
