There is abduction of left vocal cord with mildly enlarged left pyriform sinus, medialization & thickening of the left aryepiglottic fold and enlarged laryngeal ventricle (sail sign), suggestive of left vocal cord paralysis.
Small pseudoaneurysm with hypodense mural thrombus, anteriorly and inferiorly from the distal portion of the aortic arch, along the course of the left recurrent laryngeal nerve.