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. 2016 Apr 12;11:37. doi: 10.1186/s13000-016-0486-2

Fig 1.

Fig 1

Representative images of a malignant peripheral nerve sheath tumor mimicking a poorly differentiated synovial sarcoma. a: The tumor consisted of solid proliferations of uniform, round tumor cells with round to oval nuclei. b: Tumor cells were focally positive for S-100 protein on IHC. c: Tumor cells were sparsely positive for cytokeratin AE1/AE3 on IHC, d: FISH revealed no SS18 split signals