一、鼻咽部有肿物,经鼻咽肿物活检证实为癌者。二、上颈部淋巴结肿大,病理证实为转移癌,头颈部及全身检查未发现原发病灶,而鼻咽部有可疑病灶或X光片鼻咽侧位片或鼻咽钡胶浆造影见鼻咽软组织阴影增厚者,应多做鼻咽活检,力求获得病理证实。三、X光照片颅底骨质破坏,合并有颅神经损害症状和体征者,鼻咽部有可疑病灶或X光鼻 First, there is a tumor in the nasopharynx. The biopsy of the nasopharyngeal mass proved to be a cancer. 2. Lymph nodes in the upper neck were confirmed by pathology as metastatic cancer. No primary lesions were found in head and neck and whole body examinations. There were suspicious lesions in the nasopharyngeal area or x-ray film or nasopharyngeal radiographs or nasopharyngeal pulp imaging. See thickening of nasopharyngeal soft tissue shadow, should do more nasopharyngeal biopsy, and strive to obtain pathological confirmation. Three, X-ray photo skull base bone destruction, combined with cranial nerve damage symptoms and signs, nasopharyngeal suspicious lesions or X-ray nose