An Unusual Cervical Mass in the Hyoid Bone: Intermediate-Grade Chondrosarcoma

Figure 4

(a) Nodular chondroid fields, ×2, H&E. (b) Nodular chondroid areas, stellate and lacunae, atypical, pleomorphic cells, ×10, H&E. (c) Pleomorphic hyperchromatic, grade II, ×40, H&E. (d) Tumor cells in s100 immunohistochemical study.

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