case_images: PMC4073030_01
case_images: (A) Patchy mucosal erythema, edema and loss of vascular pattern of the descending colon. (B) Granularity of the ascending colon with post-inflammatory polyps
case_images: AnnGastroenterol-27-270-g001.jpg
case_images: PMC4073030_01_AnnGastroenterol-27-270-g001.jpg
case_images: F1
case_images: On endoscopy, patchy erythema, edema and nodularity was seen throughout the colon and terminal ileum (Fig. 1A). Few inflammatory polyps were noted in the ascending colon (Fig. 1B).
case_images: (A) HE X 25. Colonic biopsies. Dense inflammation of lamina propria with aggregation of eosinophils. (B) CD117 x 400. (Envision / DAKO 1:250). Dense infiltration of mast cells >15 HPF
case_images: AnnGastroenterol-27-270-g002.jpg
case_images: PMC4073030_01_AnnGastroenterol-27-270-g002.jpg
case_images: F2
case_images: Immunohistochemical staining was positive for CD117+ and CD2+ (Fig. 2A, 2B).