Primary Retroperitoneal Malignant Melanoma with Involvement of Iliac Artery and Vein

Figure 3

(a) Nest of tumor cells showing areas of necrosis (H&E, original magnification ×100). (b) Immunohistochemical stain positive for SOX10 (H&E, original magnification ×100). (c) Immunohistochemical stain positive for S100 (H&E, original magnification ×100).

(a)

(b)

(c)