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中耳乳突珍珠型胆脂瘤新生血管的观察
引用本文:李秋焕,刘红刚,于子龙.中耳乳突珍珠型胆脂瘤新生血管的观察[J].中国耳鼻咽喉头颈外科,2013,20(11):561-562.
作者姓名:李秋焕  刘红刚  于子龙
作者单位:1. 北京同仁医院耳鼻咽喉;2. 北京同仁医院病理科;3. 北京同仁医院耳鼻喉科;
基金项目:北京市卫生系统高层次技术人才建设基金(2009-3-35,2009-3-31)
摘    要:目的了解珍珠型中耳乳突胆脂瘤微血管的组织病理学特点,探讨微血管在胆脂瘤形成中的作用。方法对6例珍珠型中耳胆脂瘤微血管的病理学特点进行观察,并应用免疫组化法对其血管内皮细胞中Ⅷ因子相关抗原和CD341的表达进行观察。结果在胆脂瘤的囊壁及其蒂部含丰富薄壁微血管,Ⅷ因子相关抗原和CD34在血管内皮细胞内有明显表达。结论珍珠型胆脂瘤微血管的形成可能是胆脂瘤生长扩张的重要前提之一。

关 键 词:胆脂瘤,中耳    免疫组织化学    中耳炎    血管形成    
收稿时间:2013-05-10

Angiogensis of pearl-type cholesteatoma in middle ear
LI Qiuhuan,LIU Honggang,YU Zilong.Angiogensis of pearl-type cholesteatoma in middle ear[J].Chinese Archives of Otolaryngology-Head and Neck Surgery,2013,20(11):561-562.
Authors:LI Qiuhuan  LIU Honggang  YU Zilong
Affiliation:1 Department of Otolaryngology Head and Neck Surgery, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University) , Ministry of Education, 2 Department of Pathology, Beijing Tongren Hospital, Capital Medical University, Beijing, 100730, China)
Abstract:OBJECTIVE To explore the pathological features of pearl-type cholesteatoma in the tympanic-mastoid cavity and the possible effect of angiogenesis on the development of cholesteatoma. METHODS CD34 and factor VIII-related antigen were used to observe the angiogenesis in pearl-type cholesteatoma with immunohistochemistry method in 6 patients. RESULTS A lot of thin-wall microvessels presented in the cystical walls and roots of cholesteatoma, an apparent expression of CD34 and factor Ⅷ-related antigen appeared in the endothelial cells. CONCLUSION The angiogensis may be an important prerequisite of pearl-type cholesteatoma development.
Keywords:Cholesteatoma  Middle Ear  Immunohistochemistry  Otitis media  angiogensis
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