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Carotid body tumor

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

Painless left neck mass.

Patient Data

Age: 45 years
Gender: Female
ct

There is a left upper cervical mass (6 x 3.7 x 3.3 cm) isodense to the muscles with vivid enhancement, splaying the internal and external carotid arteries (lyre sign).

Case Discussion

CT appearance of carotid body tumor (also called a chemodectoma or carotid body paraganglioma).

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