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Figure 3: (a) H and E ×100-Showing large pigmented epithelioid and small neuroblastoma cells. (b) - Immunohistochemical staining, ×100-Human Melanoma Black 45 positivity by pigmented epithelioid cells. (c) - Immunohistochemical staining, ×100-Fontana stain demonstrating the melanin pigment (d) Immunohistochemical staining, ×100-Bleach staining showing removal of melanin pigment

Figure 3: (a) H and E ×100-Showing large pigmented epithelioid and small neuroblastoma cells. (b) - Immunohistochemical staining, ×100-Human Melanoma Black 45 positivity by pigmented epithelioid cells. (c) - Immunohistochemical staining, ×100-Fontana stain demonstrating the melanin pigment (d) Immunohistochemical staining, ×100-Bleach staining showing removal of melanin pigment