Sarcomatoid carcinoma of the pancreas: A case report

Figure 1 Arterial phase computed tomography images. A: A low-density round mass measuring about 1.5 cm × 1.1 cm in the pancreatic head; B: Dilated pancreatic duct.

Figure 2 Pathological examination of the lesion in the pancreatic head. A: Spindle cells with marked nuclear atypia and brisk mitotic activity arranged in a storiform or fascicular pattern (hematoxylin and eosin staining); B, C: Spindle cells exhibited strong diffuse positivity for cytokeratin 19 (B) and vimentin (C).

Figure 3 Pathological examination of the metastatic lymph nodes. A: Spindle cells with marked nuclear atypia and brisk mitotic activity arranged in a storiform or fascicular pattern (hematoxylin and eosin staining); B, C: Spindle cells exhibited strong diffuse positivity for cytokeratin 19 (B) and vimentin (C).