乳头状腺癌是分化良好的上皮肿瘤 ,常为多中心病灶伴局部淋巴结转移 ,远处转移少见。隐性甲状腺癌发病率在一般人群中占很高比例 ,发生在甲状腺外的病灶临床表现不典型 ,占全部甲状腺乳头状癌病例的15%以下。作者报道 1例喉鳞状细胞癌功能性颈廓清标本中发现的甲状腺外的隐匿性 Papillary adenocarcinoma is a well-differentiated epithelial tumor, often a multicentric lesion with local lymph node metastasis, and distant metastases are rare. The incidence of recessive thyroid cancer accounts for a high proportion of the general population, and the clinical appearance of lesions outside the thyroid gland is not typical, accounting for less than 15% of all cases of papillary thyroid carcinoma. The authors report one case of occult thyroid stenosis found in a functional neck dissection of laryngeal squamous cell carcinoma