在我国鼻咽癌的发病主要集中在两广、湘、闽、赣诸省,由南向北死亡水平逐渐降低,呈鲜明的地区分布特征。在临床上鼻咽癌患者多数具有耳鼻(鼻衄、鼻塞、耳鸣、听力减退)、某些颅神经(神经损害、疼痛)及颈部转移性肿块三种先后出现的症状。们有时症状小典型,表现多种 In our country, the incidence of nasopharyngeal carcinoma is mainly concentrated in Guangdong, Hunan, Fujian and Jiangxi provinces, and the death level gradually decreases from south to north, showing distinctive regional distribution. Most clinical patients with nasopharyngeal otorhinolaryngitis (nasal obstruction, nasal obstruction, tinnitus, hearing loss), some cranial nerves (nerve damage, pain) and neck metastatic mass three kinds of symptoms have emerged. Sometimes the symptoms of small typical, a variety of performance