外耳道癌为头颈部少见肿瘤,约占耳部恶性肿瘤的2%左右[1],病例较少见,所以单个临床中心难以积累大量病例资料而得出有益的临床经验或规范。文献可供参考的病例分析也屈指可数,没有100例以上的统计分析,大部分是数例至数十例的病例报告。同时,外耳道癌的病理类型复杂多样,包括鳞状细胞癌、腺样囊性癌、耵聍腺癌、基底细胞癌、腺 External auditory canal cancer is a rare head and neck cancer, accounting for about 2% of the ear malignant tumors [1], rare cases, so a single clinical center is difficult to accumulate a large number of case information derived useful clinical experience or norms. The literature for reference case analysis is also very few, there is no more than 100 statistical analysis, most of them are cases of several to dozens of cases. At the same time, the pathological types of external auditory canal cancer are complex and diverse, including squamous cell carcinoma, adenoid cystic carcinoma, adenoid carcinoma, basal cell carcinoma,