2017年版WHO颈部及其淋巴结肿瘤及肿瘤样病变分类
(2017 WHO classification of tumors and tumor-like lesions of neck and lymph nodes)
来源不明肿瘤(Tumours of unknown origin)
原发部位不明癌(Carcinoma of unknown primary)
Merkel 细胞癌(Merkel cell carcinoma)
异位相关癌(Heterotopia-associated carcinoma)
淋巴造血系统肿瘤(Haematolymphoid tumours)
囊肿和囊样病变(Cysts and Cyst-like lesions)
气管裂孔囊肿(Branchial cleft cyst)
舌下囊肿(Ranula)
皮样和畸胎样囊肿(Dermoid and teratoid cysts)