resectability of head and neck neoplasms around the carotid arteries. MATERIALS AND
METHODS: Forty-nine patients (28 male patients and 21 female patients aged 17-79 years;
mean, 57.3 years) with head and neck masses and clinical evidence of carotid wall invasion
underwent MR imaging. T1-weighted, T2-weighted, and gadolinium-enhanced T1-weighted
images were analyzed to determine circumferential involvement of 53 arteries by tumor …