Table of Contents

Washington University Experience | NEOPLASMS (EMBRYONAL) | Medulloblastoma, Histologically Defined | Large cell-Anaplastic (LCA) | 14A3 Medulloblastoma (Case 14) 100X 2

This is a malignant small blue cell tumor composed of sheets of pleomorphic cells that have hyperchromatic nuclei, scant cytoplasm, and high mitotic activity. Many of the nuclei are modestly enlarged and contain prominent nucleoli. (H&E)

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