PMC4531742_01
Histopathologic examination of the ulcer showing necroinflammation on the right side of the photograph (H&E stain, original magnification x 40).
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Pathologic examination revealed large cavitating ulcers(Figure 1), lymphocyte aggregates and lymphocytic vasculitis (Figure 2) in the ileocecal region.
Marked perivascular lymphocytic infiltration noted, and some in the wall of this arteriole as well (H&E stain, original magnification x 100).
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Pathologic examination revealed large cavitating ulcers(Figure 1), lymphocyte aggregates and lymphocytic vasculitis (Figure 2) in the ileocecal region.
Gross photograph of this ileocecectomy specimen, revealing cecocecal fistula demonstrated by the probe. Ileocecal valve is destroyed with deep ulceration. The probe is passing throuch the cavitating ulcer in the most proximal cecum on the left upper to more distal non-ulcerated portion of the cecum on the right portion of the photograph.
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There was cecocecal fistula (Figures 3 & 4) presumably around the previous appendectomy site.
Photomicrograph showing fistulous track partly lined by the colonic epithelial tissue (H&E stain, original magnification x 40).
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There was cecocecal fistula (Figures 3 & 4) presumably around the previous appendectomy site.