External Auditory Canal Atresia 外耳道闭锁  

作　　者：Harnsberger HR  Wiggins RH Swartz JD 关键[2] 

机构地区：[1]不详 [2]中山大学附属第一医院医学影像科,广东广州510080

出　　处：《影像诊断与介入放射学》2017年第5期437-439,共3页Diagnostic Imaging & Interventional Radiology

摘　　要：Key Facts Synonyms:Congenital aural dysplasia,microtia Definition:Stenosis or atresia of external auditory canal(EAC)with associatedauricle(externalear)deformity.May be isolatedmalformation,orpartofacranial-facialsyndrome,suchasCrouzon's,Goldenhar'sorPierreRobin.Classicimagingappearance(CT):(1)Bony or membranous stenosis or atresia of EAC;(2)Underdeveloped mastoid air cells and small middle ear cavity;(3)Malformationsofmalleusandincusarecommon.

关 键 词：EAC Goldenhar's or PIERRE Robin 

分 类 号：R445[医药卫生—影像医学与核医学]