The CT scan demonstrates:
- Vividly enhancing left cervical mass measuring closely adherent to the vagus and recurrent laryngeal nerves, displacing the internal and common carotid arteries anteromedially, the internal jugular vein anterolaterally then passes anterior to the left subclavian artery and lateral to the aortic arch
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Signs of left vocal cord palsy:
- enlarged left pyriform sinus
- thickened with the medial position of the aryepiglottic fold
- medial rotation of the left arytenoid cartilage
- dilated left laryngeal ventricle "sail sign"