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Washington University Experience | NEOPLASMS (MENINGIOMA) | Microcystic | 3B1 Meningioma, microcystic (Case 3) EMA 4
3B1,2 Immunoperoxidase stains were performed on submitted paraffin sections from the 2007 primary tumor. Stains for epithelial membrane antigen (EMA) are positive only in the more differentiated microcystic component of the meningioma, even there in a patchy distribution.
