Extremely well-differentiated adenocarcinoma of the stomach: Clinicopathological and immunohistochemical features

Figure 3 An advanced lesion of extremely well-differentiated adenocarcinoma of the stomach, complete intestinal-type (case 9). A: Macroscopic view showing a polypoid mass with an irregular surface, but unclear margin; B: cancer invasion of the whole thickness of the gastric wall (low-power view); C: carcinomatous gland infiltrating into the submucosa; D: carcinoma mimicking the intestinal metaplasia of complete-type with basally located small nuclei, eosinophilic cytoplasm and scattered goblet cells.