Case Report
Copyright ©The Author(s) 2017.
World J Gastrointest Oncol. Sep 15, 2017; 9(9): 390-396
Published online Sep 15, 2017. doi: 10.4251/wjgo.v9.i9.390
Figure 5
Figure 5 Immunohistochemical study in the surgical specimen. A: CK5/6 strong positivity in squamous component (metaplasia and carcinoma), × 20; B: Strong nuclear p63 immunopositivity in the invasive squamous carcinoma. The adenocarcinoma area display poor p63 nuclear positivity, × 20; C: MUC5a negativity in the squamous carcinoma component and strong positive in ductal epithelial cells, × 20; D: MUC1/EMA positivity in the squamous metaplasic component, × 20.