Myxoma of the external auditory canal is so rare that data on its occurrence is not collected in the pathologic atlas of ear tumors edited by the World Health Organization.

• 摘要发生与外耳道的黏液十分罕见，文献上均只见零星的报告，以至世界卫生组未将其列入所偏辑的耳科肿瘤病理图谱中。