Ischemic colitis during interferon-ribavirin therapy for chronic hepatitis C: A case report

Figure 1 Colonoscopy images and pathology. A: Mucosal hyperemic change with edema, erosion, and ulcerations and hemorrhagic friable mucosa on the sigmoid colon; B: Segmental ulceration was seen on the proximal descending colon; C: Pathological examination of the descending colon showed acute exudative colitis. Epithelial detachment was observed (hematoxylin and eosin stain, × 40).

Figure 2 Abdominal computed tomography. A: Circumferentially layered wall thickening and pericolic fat infiltration at the descending colon (arrow); B: Circumferential wall thickening and pericolic fat infiltration at the proximal sigmoid colon (arrows).