Morphologic Heterogeneity in Carcinosarcoma of the Gallbladder: Report of a Rare Cases

<table>Spindle-shaped tumor cells showing cytoplasmic positivity for cytokeratin (IHC for cytokeratin, 200x).</table>

Case Reports in Pathology

Figure 4: Morphologic Heterogeneity in Carcinosarcoma of the Gallbladder: Report of a Rare Cases 