Fig. 3From: Extradural spinal melanoma: is it primary or metastatic? A case report with a brief review of literature(a) S-100 shows both cytoplasmic and nuclear immunoexpression in tumor cells (DAB; X100); (b) CK was negative in the tumor cells (DAB; X40); (c) SOX10 shows nuclear expression in tumor cells (DAB; X100); (d) HMB-45 shows cytoplasmic expression in tumor cells (DAB; X100)Back to article page