Assertion: abdominal aorta | /r/CapableOf | start at the level of renal arteries
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Source sentences:
text: CT abdominal aortogram showed large thrombus seen in the abdominal aorta starting at the level of renal arteries completely occluding the aorta and common iliac arteries with no blood flow seen beyond the renal artery level up to the aortic bifurcation ; moderate to severe stenosis is noted at the origin of both renal arteries because of thrombus (Figures 2(a) and 2(b)).