鼻咽癌放疗后放射性脑病的听觉脑干诱发电位改变２例例１，男性，５２岁，进行性鼻塞２月，鼻咽部活检显示鳞状细胞癌。放疗前体检：无颅神经麻痹，双耳听力正常，无心血管、呼吸、消化及内分泌系统疾病，无外伤史。于１９９０年接受了鼻咽、双侧颈部的放疗，于放疗后２２... Nasopharyngeal radiation after radiation therapy of auditory brainstem response to radiated encephalopathy 2 cases 1, male, 52 years old, progressive nasal congestion in February, nasopharyngeal biopsy showed squamous cell carcinoma. Pre-radiotherapy examination: No cranial nerve palsy, both ears with normal hearing, no cardiovascular, respiratory, digestive and endocrine system diseases, no history of trauma. In 1990 to accept the nasopharyngeal, bilateral neck radiotherapy, after radiotherapy 22 ...