Case Report
Copyright ©The Author(s) 2022.
World J Clin Cases. Jun 26, 2022; 10(18): 6184-6191
Published online Jun 26, 2022. doi: 10.12998/wjcc.v10.i18.6184
Figure 1
Figure 1 Histology and immunohistochemistry images. A: Histology; B: Positivity for programmed death-ligand 1 (combined positive score = 1); C: Positivity for human epidermal growth factor receptor 2.