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A 35-year-old female with Takayasu arteritis. (A) Axial section of the CTA showed a bovine arch with thickened wall of the bovine trunk and the left subclavian artery (arrow); (B) oblique coronal reformatted image depicting the same finding; (C) axial CT image in the delayed phase depicting post contrast enhancement of the descending aortic wall (arrowhead). CTA, CT angiogram.
