Head and neck
Posterior triangle (level 5)
X-ray computed tomography
Magnetic resonance imaging
10-15 mm Pathological enlargement (non target)
>15 mm Pathological enlargement (target)
Hoang JK, Vanka J, Ludwig BJ et-al. Evaluation of cervical lymph nodes in head and neck cancer with CT and MRI: tips, traps, and a systematic approach. AJR Am J Roentgenol. 2013;200 (1): W17-25.
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