PMC5414497_01
Abdominal CT scan (day 1) revealing infrarenal periaortic infiltrates in contact with the inferior vena cava (arrow).
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Abdominal CT scan showed a circumferential thickening of the sigmoid wall, without fat infiltration, and poorly delimitated infrarenal periaortic infiltrate in contact with the inferior vena cava (Figure 1).
Abdominal CT scan (day 6) showing an increased periaortic infiltration highly suggestive of infectious aortitis (arrow).
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A second CT scan on day 6 showed an increased periaortic infiltration highly suggestive of infectious aortitis (Figure 2).
Axial (a) and reconstructed computed tomographic angiography (b) showing signs of prerupture.
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The angio-CT scan displayed an infrarenal aortic aneurysm about to rupture (Figures 3(a) and 3(b)), prompting urgent open abdominal surgery.
Intraoperative view showing the infrarenal aortic replacement with a homograft (black arrow).
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The aneurysm was then completely excised and a thoracic homograft was put in place (Figure 4) and covered with porcine pericardium.