PMC5259931_01
Imprint cytology showing foamy histiocytes, lymphocytes, and histiocytic giant cells (Giemsa, x40)
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F1
Microscopic view showing ulceration of lining epithelium with underlying inflammatory infiltrate (H&E, x40). (inset shows a high power view of foamy histiocytes and two giant cells)
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F2
Microscopic examination revealed appendicular lining with focal ulceration and dense inflammatory cell infiltrate in the wall comprised of lymphocytes, plasma cells, histiocytes, eosinophils, foci of sheets of foamy macrophages, pools of extravasated mucin, marked foreign body giant cell reaction, and fibroblastic reaction against it [Figure 2].