外耳道腺样囊性爆十分罕见，国内外文献报道仅十多例。我院发现1例，报告如下：临床资料：患者女，66岁，两年前发现右外耳道一指头大小肿块伴疼痛，到我院门诊经满耳药及口服抗生素治疗，无明显疗效。于1998年2月19日住院。耳科检查：右外耳道预后壁可见0．scmx05。新生物，囊 External auditory canal cystic blast is very rare, only a dozen cases reported in the literature at home and abroad. One patient was found in our hospital. The report was as follows: Clinical data: The female patient, 66 years old, found a finger mass tumor with pain in his right ear canal two years ago. No obvious effect was found in his clinic with full ear medicine and oral antibiotics. On February 19, 1998 hospitalization. Ear examination: the right external auditory canal wall can be seen 0. scmx05. New creature, sac