近年来,耳内镜技术的应用与推广为耳科疾病的诊疗提供了一条新途径。2 0 0 0年9月～2 0 0 3年3月,我科应用硬管式耳内镜在门诊诊治耳科疾病5 0 4例,在提高临床诊断的准确性及精确度,以及在治疗及随访中有一定的实用价值。现报告如下。1　资料和方法1 .1 　临床资料5 0 4例患者 In recent years, the application and promotion of otoscopy have provided a new way for the diagnosis and treatment of otological diseases. From September 2000 to March 2003, our department applied hard-tube endoscopy to diagnose and treat otological diseases in the clinic of 504 cases, in improving the accuracy and accuracy of clinical diagnosis, and in the treatment And follow-up in a certain degree of practical value. The report is as follows. 1 Materials and Methods 1.1 Clinical data 504 patients