Case Report
Copyright ©The Author(s) 2022.
World J Clin Cases. May 26, 2022; 10(15): 5057-5063
Published online May 26, 2022. doi: 10.12998/wjcc.v10.i15.5057
Figure 2
Figure 2 Histology image of the biopsied tissues. A: Neoplastic cells showed epithelioid morphology (hematoxylin-eosin staining, 400 ×); B: Neoplastic cells showed focally positive staining for HMB-45 (immunohistochemistry staining, 40 ×); C: Neoplastic cells showed positive staining for Melan-A (immunohistochemistry staining, 40 ×); D: Neoplastic cells showed positive staining for S-100 (immunohistochemistry staining, 40 ×).