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Washington University Experience | NEOPLASMS (EMBRYONAL) | ETMR - Embryonal Tumor Multilayered Rosettes | 5H3 ETMR (Case 5) EMA 1.jpg
Strong reactivity for epithelial membrane antigen (EMA) stains rare isolated foci in relatively moderately cellular areas with a membranous pattern, but does not highlight any rosettes; nor does it show any dot-like reactivity. (EMA IHC)