The patterns of cervical lymph node metastatic squamous cell carcinoma from different primary sites of head and neck cancers / 中国癌症杂志

ABSTRACT

Purpose:To analyze the patterns of cervical lymph node metastasized from different primary sites of head and neck cancers based on computed tomography (CT) imaging study.Methods:We studied the CT showing the positional relationship between 160 patients with different primary sites of head and neck squamous cell carcinoma and their cervical lymph node metastases using our new modified classification retrospectively.Results:The metastatic rates of level Ⅱa, Ⅱc and Ⅴ were significantly different between nasopharyngeal and non nasopharyngeal carcinoma ( P