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Figure 3: (a) CD34 highlighting central blood vessels within islands of schwannoma (Di amino benzidine, x100). (b) S-100 showing diffuse nuclear positivity (Di amino benzidine, x200). (c) Ki67 showing sparse positivity in nuclei (arrows) (Di amino benzidine, x200). (d) Epithelial Membrane Antigen negative in the tumor (Di amino benzidine, x100)

Figure 3: (a) CD34 highlighting central blood vessels within islands of schwannoma (Di amino benzidine, x100). (b) S-100 showing diffuse nuclear positivity (Di amino benzidine, x200). (c) Ki67 showing sparse positivity in nuclei (arrows) (Di amino benzidine, x200). (d) Epithelial Membrane Antigen negative in the tumor (Di amino benzidine, x100)