22 August 2025
: Case report 
Aorto-Duodenal Fistula After Emergency Endovascular Repair of a 14-cm Abdominal Aortic Aneurysm in a 68-Year-Old Man
Unusual clinical course, Challenging differential diagnosis
Maja Anna Romanowska ABCDEF 1*, Miare Kuse ACDEF 1, Elizabet Talia Yel CDEF 1, Tomasz Ostrowski
DEF 1, Oskar Gąsiorowski CDEF 1, Zbigniew Gałązka EG 1
DOI: 10.12659/AJCR.948062
Am J Case Rep 2025; 26:e948062
Figure 3 CT (non-contrast-enhanced) with visible characteristic features of duodeno-aortic fistula (DAF) such as: fat stranding on the segment of the duodenum overlying the aorta (arrow 1), inflammation of fat tissues surrounding the aneurysm with gas bubbles in the aortic sac (arrow 2). CT with oral contrast present in the duodenum (arrow 3) and aneurysmal sac (arrow 4). CT – computed tomography.