中耳涎腺迷芽瘤

• 作 者: 冷同嘉
• 出 处: 国外医学.耳鼻咽喉科学分册
• 发表日期: 1980年02期
• 关键词: 迷芽瘤 涎腺组织 传导性聋 镫骨肌腱 锤骨柄 鼓索神经 耳痛 缺如 发育不良 第二鳃弓

作者们报告一例中耳涎腺迷芽瘤(choristoma)。患者女性,21岁,主要表现是左侧进行性传导性聋,偶尔发作同侧耳痛和耳鸣。检查见面部轻微不对称,左耳垂发育不良,在鼓膜后上方之深部可见有粉红色肿物。手术探查见此肿瘤与面神经(骨管有裂隙)相连,其砧骨、镫骨肌腱缺如,镫骨畸形(头、颈部缺如,足小),但锤

The authors report a case of middle ear salivary glands (choristoma). The female patient, age 21, was predominantly with progressive deafness on the left and occasional ipsilateral earache and tinnitus. Check the face to see a slight asymmetry, left earlobe dysplasia, the top of the tympanic membrane can be seen in the deep pink mass. Surgical exploration to see the tumor and the facial nerve (fissure of the bone canal) connected to the incus, tarsal tendon absence, tarsal deformity (head, neck absent, small enough), but the hammer