Figure 2From: Primary small cell carcinoma of the esophagus: clinicopathological and immunohistochemical features of 21 casesImmunohistochemical staining for CD56, Syn, CK, and EMA in the combined SCC case. CD56 (A) and Syn (B) immunopositivity was observed in the SCC area, and CK (C) and EMA (D) immunopositivity was observed in the regions of squamous cell carcinoma (Mag. × 400).Back to article page