Fig. 16From: CT angiography for the assessment of EVAR complications: a pictorial review81-year-old man with aorto-enteric fistula. Axial CT images on (a) pre-contrast, (b) arterial, (c) portal and (d) delayed phases show small air bubbles around the graft (arrow) and communication between the second portion of duodenum and the aneurysm sac as an aortoduodenal fistulaBack to article page