Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Jun 16, 2021; 9(17): 4388-4394
Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4388
Figure 4
Figure 4 Pathological and immunohistochemical images. A: Showing long, shuttle-shaped tumor cells with an uneven distribution and fenestrated arrangement in some areas (hematoxylin and eosin, magnification, × 100); B: Positive immunohistochemical staining of S-100 protein (magnification, × 100).