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. 2016 Apr 1;14:98. doi: 10.1186/s12957-016-0857-x

Fig. 2.

Fig. 2

Histological examination shows a an epidermoid cyst with fibrous walls and a stratified squamous lining (top) within the spleen parenchyma (bottom) (hematoxylin and eosin, original magnification ×100); b the epithelium is immunoreactive with EMA, c CEA, and d CA19-9 (original magnification ×200)