颞骨影像(CT)-3-炎症.ppt

* This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion. * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2 billion.  第三部分 颞骨炎性疾病及胆脂瘤  左耳胆固醇肉芽肿 蓝鼓膜  粘连性中耳炎 内陷鼓膜与鼓岬粘连，易误诊为鼓膜大穿孔，听小骨已破坏  上鼓室型 上鼓室型鼓室硬化症 - 锤砧关节骨性融合  全鼓室型鼓室硬化症 硬化灶包埋的砧骨（ 箭 ）  前庭窗型鼓室硬化症（镫骨固定） 镫骨与面神经之间缝隙消失  外耳道口骨质增生 （箭，闭锁） 并外耳道胆脂瘤（箭头）  上鼓室胆脂瘤-盾板破坏  Fig 4 Fig 5 盾板完整的上鼓室胆脂瘤  先天性中耳胆脂瘤  先天性颞骨岩部胆脂瘤  胆脂瘤伴外半规管破坏 面神经水平暴露  左耳胆脂瘤侵及面神经骨管垂直段、第二膝、水平段  鼓膜修补术后-外耳道瘢痕愈合（白箭）、中耳胆脂瘤形成  胆脂瘤Bezold脓肿  胆脂瘤乙状窦壁破坏  胆脂瘤术后复发 -乙状窦、内淋巴囊暴露  左中耳乳突炎 - 乙状窦壁破坏伴乙状窦周围脓肿  右中耳炎并发症-脑脓肿  左侧颞骨骨折（黄箭） 4年后感染伴同侧脑脓肿  右耳隐性乳突炎 伴 乙状窦血栓性静脉炎 耳后骨膜下脓肿  双侧颞骨结核(骨皮质破坏） * This is China. It consists of 30 provinces and 5 autonomous regions with a total population of 1.2