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British Journal of Radiology (2006) 79, e81-e83
© 2006 British Institute of Radiology
doi: 10.1259/bjr/25504514
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A vascular ring variant: an unusual case of vocal cord palsy due to an anomalous left carotid artery arising from a retrotracheal arch of the aorta

A R Joshi, MD1, A Garg, DNB1, B Vhanmane, MB, BS1, S Merchant, MD1 and N Nerurkar, MS2

Departments of 1Radiology and 2Otolaryngology, Lokmanya Tilak Medical College and Municipal General Hospital, Mumbai, India


Figure 1
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  		Figure 1. Coronal and sagittal CT reconstructed images show anomalous arch of aorta located higher in the thorax, causing scalloping of vertebral bodies.

 

Figure 2
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  		Figure 2. (a–d) Caudocranial placed axial images showing left common carotid artery (single arrow) to be arising from the ascending aorta and running to the left, anterior to the trachea. The left aortic arch (two arrows) is located higher in the thorax and is retrotracheal in position. The left subclavian artery (arrowhead) is normal in position.

 




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