Undifferentiated Pleomorphic Sarcoma of Pancreas: A Case Report and Review of the Literature for the Last Updates

Figure 3

(a) Microscopic sections reveal the proliferation of mesenchymal cells in a storiform pattern. Cells consist of two populations including spindle fibroblast-like and pleomorphic cells. (b) The giant cells are positive for CD68 marker. (c) The cells exhibit the diffuse positive reaction to vimentin.

(a)

(b)

(c)