Table 2.

The percentage value of each of the CT features in the 20 patients with non-occlusive mesenteric ischaemia (28 CT examinations)

Mesenteric features
Pale mesentery (reduction in calibre and number of mesenteric vessels)	46.42% (13)
Normal (normal mesenteric vessels)	53.57% (15)
Mesenteric fat stranding	82.14% (23)
Bowel features
Paper thin	60.71% (17)
Bowel wall thickening	57.14% (16)
Pneumatosis of the bowel wall	32.14% (9)
High attenuation of the wall on unenhanced CT images	75% (21)
Absent or diminished contrast enhanced of the bowel wall	42.85% (12)
Dilatation of the bowel lumen (HRI)	67.85% (19)
Dilated colon	67.85% (19)
Peritoneal features
Peritoneal fluid	78.57% (22)
Free air in peritoneal cavity	7.14% (2)

HRI, hypotonic reflex ileus.