为了进一步研究胆脂瘤型中耳炎影响乳突蜂房发育的原因,笔者曾就82～87年六年间在本院治疗的胆脂瘤中耳炎134人141耳、慢性中耳炎155人182耳、外伤性鼓膜穿孔73人73耳及14岁以下的分泌性中耳炎1023人进行了调查。两侧发病者右耳作为患耳,左耳作为对侧耳。所有患者均拍乳突Shüller’s位片,用矩形面积 In order to further study the causes of cholesteatoma otitis media affect the development of papillary hives, I had 82 years of 82 to 87 years in our hospital treatment of cholesteatoma 134 cases of otitis media, 141 ears, 155 ears, 182 ears, traumatic tympanic membrane perforation 73 people with 73 ears and 1023 people with secretory otitis media under 14 years of age were investigated. On both sides of the onset of the right ear as the affected ear, left ear as contralateral ear. All patients were mastoid Shüller’s slice, with a rectangular area