Presentation
Painless swelling of the left upper neck.
Patient Data
Age: 35 years
Gender: Female
From the case:
Carotid body tumor
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Well-defined soft tissue mass of the left upper cervical region splaying the internal and external carotid arteries (lyre sign). The ICA is displaced posterolaterally and the ECA anteromedially. It appears isodense to muscles on non-enhanced images with a vivid enhancement on postcontrast images. No cervical lymphadenopathy.
Case Discussion
MRI features of carotid body tumor (also called a chemodectoma or carotid body paraganglioma).
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