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A 70-year-old man underwent computed tomography (CT) of the chest for follow-up of oat-cell carcinoma that had been treated four years earlier. He was asymptomatic, and no mass was palpated in the neck. The CT extended to the neck (Panel A) and showed a hypervascular mass (white arrows) between the right internal carotid artery (long black arrow) and external carotid artery (short black arrow). No other anomalies were found. A carotid arteriogram was obtained and confirmed the diagnosis of a carotid-body tumor (arrow in Panel B). At surgery, dilatation of adventitial vessels was found and a small tumor (arrows in . . . [Full Text of this Article] |
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