Research Article
Gastrointestinal Carcinoma with Plasmacytoid Morphology: Positivity for c-MET, Arylsulfatase, and Markers of Epithelial-Mesenchymal Transition, as Indicators of Aggressivity
Figure 2
The diagnosis of primary gastrointestinal carcinoma with plasmacytoid morphology is based on positivity for cytokeratin 20 (a) or cytokeratin 7 (b) and simultaneous positivity for CD138 (c, d).
(a)
(b)
(c)
(d)