PMC4756204_01
Abdominal computed tomography scan showing a 9 cm large head of pancreas mass, with solid and cystic components, in close relation to the mesenteric vessels and the common hepatic artery, but with no clear evidence of vascular invasion. The pancreatic duct is dilated and the rest of the pancreas is atrophic.
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Our CT scan showed a 9 cm large head of pancreas mass, with solid and cystic components, in close relation (but no invasion) to the mesenteric vessels and the common hepatic artery (Fig. 1).
Tumor histology: undifferentiated cells with great pleomorphism and nuclear atypia, as well as of scattered osteoclast-like giant cells (black arrow).
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Microscopic examination showed a malignant neoplasm composed of undifferentiated cells with great pleomorphism and nuclear atypia, as well as of scattered OGCs (Fig. 2).