AJDRAJNR - American Journal of Neuroradiology

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FIG 4. A, Photomicrograph (hematoxylin and eosin stain, x 400) shows the atypical cells with dark melanin pigment. The mitotic figures were frequently observed in the neoplasm.

B, Photomicrograph shows a strongly positive immunohistochemical reaction to antimelanoma antibody (HMB-45).





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