PMC4435294_01
CT abdomen/pelvis showing segmental abnormal mucosal thickening in an annular fashion involving the cecum, highly suggestive of a colonic malignancy.
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F1
CT scan of the abdomen revealed annular thickening of the cecum, concerning for malignancy (Figure 1).
Colonoscopy showing a large cecal mass encompassing the majority of the cecum.
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F2
Colonoscopy showed a large, necrotic-appearing mass encompassing the majority of the cecum (Figure 2).
H&E stain of colonic biopsy specimen at (A) 100x, (B) 200x, and (C) 400x, significant for fragments of necrotic colonic mucosa and fibrinopurulent exudate with evidence of submucosal hemorrhage and crypt destruction. No evidence of malignancy.
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F3
Pathology revealed fragments of necrotic colonic mucosa, fibrinopurulent exudates, and partial viable tissue and associated reparative changes without evidence of malignant cells (Figure 3).
Complete resolution of the cecal mass 2 months later after conservative management and treatment of diarrhea.
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F4
A repeat colonoscopy done 2 months later showed complete resolution of the mass (Figure 4).