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Washington University Experience | NEOPLASMS (METASTASES) | Gross Pathology | 23C6C (Case 23) A19 H&E 40X 2
The tumor cells are numerous with modest cytoplasm and prominent nucleoli. In some areas the tumor cells were spindled. Although microscopically it resembled a (amelanotic) melanoma in some areas, molecular studies were decisive showing the tumor was, as was expected, a metastatic CIC-DUX4 sarcoma.
