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Fig. 3 | BMC Research Notes

Fig. 3

From: Retrospective analysis of the clinical presentation and imaging of eight primary benign mediastinal schwannomas

Fig. 3

Microscopic images of cellular mediastinal schwannoma. a Tumor shows hypercellular areas; b Cellular schwannoma with storiform growth pattern mimicking solitary fibrous tumor; c, d Groups of numerous histiocytes; e Diffuse expression of S100 protein in neoplastic cells using IHC; f Intense expression of GFAP in neoplastic cells using IHC; g Neoplastic cells were negative for CD34; h The neoplastic cells show a proliferation index of 1% (Ki-67)

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