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Washington University Experience | NEOPLASMS (MESENCHYMAL, NON-MENINGOTHELIAL) | Chordoma | 15E Chordoma, chondroid (Case 15) S-100 1.jpg
The tumor cells are strongly immunoreactive for S100 protein. (S100 IHC). The morphologic and immunohistochemical features are consistent with the diagnosis of chordoma, chondroid variant.
