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  Indian J Med Microbiol
 

Figure 2: (a) Malignant pleomorphic cells with eosinophilic to clear cytoplasm, some cells showing pigmentation, prominent nucleoli (H and E, ×40) immunohistochemical study (b) human melanoma black 45 showing positivity for malignant cells (human melanoma black 45 immunostain, ×10), (c) S100 showing nuclear and cytoplasmic positivity for malignant cells. (S100 immunostain, ×40) (d) Ki - 67 (×40)

Figure 2: (a) Malignant pleomorphic cells with eosinophilic to clear cytoplasm, some cells showing pigmentation, prominent nucleoli (H and E, ×40) immunohistochemical study (b) human melanoma black 45 showing positivity for malignant cells (human melanoma black 45 immunostain, ×10), (c) S100 showing nuclear and cytoplasmic positivity for malignant cells. (S100 immunostain, ×40) (d) Ki - 67 (×40)