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Fig. 1B —16-year-old boy with bifid uvula, cleft palate, pectus carinatum, scoliosis, developmental delay, and dilated aortic root. Coronal oblique color-coded volume rendering (A), coronal color-coded volume rendering (B), and coronal multiplanar reformation (C) from IV contrast-enhanced neck MDCT reveal marked vertebral artery tortuosity bilaterally (long arrows) and hairpin turn of left internal carotid artery (short arrow, A).