Congenital Auditory Ossicle Malformation without External Ear Abnormality

CLASSIFICATION OF CONGENITAL MIDDLE AND EXTERNAL EAR MALFORMATIONS: CT STUDY

The authors used high-resolution computed tomography (HRCT) for studying 52 congenitally malformed ears in 45 children between five and 10 years of age. In six children the malformations were bilateral. The malformations clinically manifested as microtia, atresia of the external auditory canal and conductive deafness. Analyzing anatomical details and pathological changes on HRCT axial sec...

Improvement of hearing in malformation of the external auditory meatus and middle ear.

Prenatal Ultrasound Screening for External Ear Abnormality in the Fetuses

OBJECTIVES To investigate the best time of examination and section chosen of routine prenatal ultrasound screening for external ear abnormalities and evaluate the feasibility of examining the fetal external ear with ultrasonography. METHODS From July 2010 until August 2011, 42118 pregnant women with single fetus during 16-40 weeks of pregnancy were enrolled in the study. Fetal auricles and ex...

Congenital Abnormalities of the External Ear

First Branchial Cleft Fistula Associated with External Auditory Canal Stenosis and Middle Ear Cholesteatoma

Introduction: First branchial cleft anomalies manifest with duplication of the external auditory canal.   Case Report: This report features a rare case of microtia and congenital middle ear and canal cholesteatoma with first branchial fistula. External auditory canal stenosis was complicated by middle ear and external canal cholesteatoma, but branchial fistula, opening in the zygomatic root and...