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03-01-2018 | Vasculitis | Image

Computed tomography angiography of Takayasu arteritis

(a) The origin of the superior mesenteric artery (SMA) is markedly narrowed (arrow). (b) A few sections caudally, the SMA is almost completely occluded with significant thickening of the arterial wall (arrow). The surrounding fat planes are indistinct due to surrounding fibrosis.

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