Figure 5From: A male case of an undifferentiated carcinoma with osteoclast-like giant cells originating in an indeterminate mucin-producing cystic neoplasm of the pancreas. A case report and review of the literatureImmunohistochemical examination of OGC and PLC. (A) The stroma associated with OGCs and PLCs was negative for cytokeratin AE1/AE3. (B) OGCs expressed the histiocytic marker CD68. (C) Almost all of the PLCs were positive for p53. (D) The Ki-67 positivity of the stroma associated with OGCs and PLCs was about 30%.Back to article page