Very-early-stage gastric amphicrine carcinoma with mixed histology: A case report and review of literature

Figure 4 Pathological tissue strip #7. The magnifications of all photographs are × 200. A: Signet-ring cell carcinoma cells, scale bar = 100 μm; B: Periodic acid Schiff-alcian blue (+), scale bar = 100 μm; C: Cytokeratin pan, scale bar = 100 μm; D: Signet-ring cell carcinoma cells were positive for synaptophysin, scale bar = 100 μm; E: Chromogranin A (+), scale bar = 100 μm; F: Ki-67 low expression, scale bar = 100 μm.