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What causes colonic wall thickening in ischemic colitis?
A combination of mural edema, congestion, hemorrhage, and/or superinfection of the ischemic bowel wall.
What generally causes more severe bowel wall thickening, arterial or venous occlusion?
Does the degree of bowel wall thickening correlate with the severity of ischemia?
What are other ancillary findings of ischemic bowel?
Bowel dilation indicating disruption of normal peristalsis, and pneumatosis and portal venous gas indicating bowel wall necrosis.