PMC4976606_01
Non-contrast CT of the abdomen and pelvis showing mural aortic calcifications, surrounded by sub-circumferential soft-tissue density (arrow) compatible con retroperitoneal fibrosis.
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A non-contrast computed tomography scan showed a confluent mass of periaortic soft tissue with a density consistent with retroperitoneal fibrosis and aortic calcifications (Fig. 1).
Contrast CT of the abdomen and pelvis showing aortic lumen, eccentric periaortic tissue, pseudoaneurysm/saccular aneurysm (arrow) that depends of left renal artery, and rupture of the right side of the infrarenal abdominal aorta with blood leakage and retroperitoneal hematoma.
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Repeat abdominal CT scan showed a retroperitoneal collection of blood with an aortic rupture at the level of the left renal artery (See Fig. 2).
Abdominal aortic reconstruction. 1: splenic artery, 2: right renal artery, 3: pseudoaneurysm/saccular aneurysm that depends of 4: left renal artery, 5: left common iliac artery, 6: right common iliac artery.
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Angiography confirmed the CT findings and an aortic balloon was inflated above the superior mesenteric artery to occlude the vessel (See Fig. 3).