Table 1 Multidetector computed tomographic findings in mesenteric ischaemia (adapted from [7])

Intestinal

• Mural wall thickening

 - Hypodense oedema

 - Hyperdense haemorrhage

 - Target or halo sign

 - Bowel wall may be paper thin

• Abnormal mural enhancement

 - Decreased enhancement

 - Increased enhancement

 - Absent enhancement

• Bowel dilation

• Pneumatosis intestinalis

Vascular

• Arterial embolus

• Arterial thrombus

• Non-occlusive mesenteric ischaemia: diminutive aorta and IVC

• Mesenteric venous thrombosis

 - Intraluminal filling defect

 - Venous engorgement

 - Venous collaterals

• Portomesenteric venous gas

• Chronic mesenteric ischaemia

 - Occlusion or severe stenosis in at least two major splanchnic arteries

Mesenteric

• Mesenteric fat stranding

• Ascites

• Free air