Case Report
Copyright ©The Author(s) 2024.
World J Gastrointest Oncol. May 15, 2024; 16(5): 2219-2224
Published online May 15, 2024. doi: 10.4251/wjgo.v16.i5.2219
Figure 2
Figure 2 Histopathological analysis and immunohistochemical staining of the biopsy specimen. A: MLH1 is positive in tumor cells; B: MSH2 is positive in tumor cells; C: MSH6 is positive in tumor cells; D: PMS2 is positive in tumor cells; E: High expression of programmed cell death-ligand 1 in the specimen.