Case Report
Copyright ©The Author(s) 2023.
World J Gastrointest Oncol. Jan 15, 2023; 15(1): 195-204
Published online Jan 15, 2023. doi: 10.4251/wjgo.v15.i1.195
Figure 3
Figure 3 Pathological findings in Hematoxylin and Eosin staining and Immunohistochemical results. A and B: Microscopic examination revealed small round cells (A: 100 ×, white arrow) arranged in diffuse sheets, with nuclear membrane irregularity (B: 600 ×, white arrow); C-I: Immunohistochemical results revealed that the expression of cluster of differentiation (CD) 3, CD8 and CD56 was positive. The expression of CD20, CD4 and EBER was negative, and Ki-67 was approximately 80%.