Case Report
Copyright ©The Author(s) 2020.
World J Clin Cases. Jan 26, 2020; 8(2): 343-352
Published online Jan 26, 2020. doi: 10.12998/wjcc.v8.i2.343
Figure 4
Figure 4 Photomicrographs of histologic and immunohistochemical staining. A: Various atypical spindled cells irregularly arranged in the stroma [hematoxylin-eosin (HE) staining; magnification: ×50]; B: Histologic demonstration of mitotic activity (HE staining; magnification: ×200); C: Presence of necrosis (HE staining; magnification: ×100); D: Immunohistochemical staining for STAT6 showed diffused positivity in tumor cells (magnification: ×100).