Case Report
Copyright ©The Author(s) 2022.
World J Clin Cases. May 6, 2022; 10(13): 4301-4313
Published online May 6, 2022. doi: 10.12998/wjcc.v10.i13.4301
Figure 3
Figure 3 Postoperative histopathological and immunohistochemical staining images. A: Histopathological examination with hematoxylin-eosin staining (× 200). B-F: Immunohistochemical staining, B: The tumor was positive for S-100 protein; C: The tumor was positive for Vimentin; D: The tumor was negative for epithelial membrane antigen; E: The tumor was partly positive for lysozyme; F: The Ki-67 index of the tumor was low at less than 1%.