Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Apr 6, 2021; 9(10): 2281-2288
Published online Apr 6, 2021. doi: 10.12998/wjcc.v9.i10.2281
Figure 5
Figure 5 Immunohistological staining. A-D: There was high expression of CD8, low expression of CD4 and little expression of CD68 in the tumor. Up to 90% of tumor cells expressed programmed death ligand 1 (PD-L1).