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Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Chordoma | 12C1 Chordoma (Case 12) A

12C1,2 Sections show a lobulated hypercellular neoplasm composed of epithelioid cells with round, uniform nuclei and abundant eosinophilic cytoplasm arranged as cords in a mucinous background. Some of the cells have a bubbly, eosinophilic cytoplasm consistent with physaliphorous cells. Mitoses are hard to find.

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