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The images of the computed tomographic angiography (CTA). a, The second CTA evaluation was suggestive of an endovascular stent migration (red arrow) on the left of the superior mesenteric artery. b, The third CTA demonstrated further migration of the endovascular stent on the left of SMA. c, The follow-up CTA demonstrated the extravascular stent (red arrow) was patent and well positioned, and the endovascular stent (blue arrow) remained on the left of the superior mesenteric artery
