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Washington University Experience | NEOPLASMS (EMBRYONAL) | ETMR - Embryonal Tumor Multilayered Rosettes | 5B2 ETMR (Case 5) A2 rosettes H&E 3.jpg
The majority of the specimen is composed of an embryonal neoplasm. Many areas are densely populated by cells with hyperchromatic, atypical, elongate-oval nuclei, occasional prominent nucleoli, and minimal cytoplasm. These cells exhibit nuclear molding or wrapping and sometimes occupy weak fascicles.
