Case Report
Copyright ©The Author(s) 2020.
World J Clin Cases. May 26, 2020; 8(10): 1979-1987
Published online May 26, 2020. doi: 10.12998/wjcc.v8.i10.1979
Figure 3
Figure 3 Immunohistochemical staining. A: Cytokeratin 7 (×200); B: Carcinoembryonic antigen (×200); C: CDX-2 (×400); D: Cytokeratin 20 (×200).