Figure 2

Computed tomography scans of the abdomen. (A) Left image shows distension of the bowel (yellow arrow), diffuse bowel wall thickening (maximum of 8.4 mm), abnormal bowel wall enhancement (double halo or target sign, white arrow). (B) Right image shows mesenteric edema, engorged mesenteric vessels (yellow arrow), prominence of mesenteric vessels with a palisade or comb-like arrangement (comb sign, white arrow). Pneumatosis cystoides intestinalis was absent.