Morphology and Clinical Presentation of Duplicate External Auditory Canal-Literature Review

Shuaib Kayode AREMU, Tayo IBRAHIM, Kayode Rasaq ADEWOYE, Adewale Daniel AGBAAKIN


First branchial cleft anomalies (FBCA) such as duplication of the external auditory canal are due to failure to obliterate the ventral portion of the 1st cleft while external auditory canal stenosis and atresia are abnormalities of the dorsal portion.The annual incidence is 1:1000,000 and it’s been found to be commoner among females 69% than males 31% with the left ear most affected.FBCA can present as fistula, sinus or cysts located around/along the EAC, periauricular region and the neck above the hyoid bone.

Keywords: Duplicate External auditory canal,First branchial anomaly,auditory canal stenosis

DOI: 10.7176/JHMN/64-04

Publication date:July 31st 2019

Full Text: PDF
Download the IISTE publication guideline!

To list your conference here. Please contact the administrator of this platform.

Paper submission email:

ISSN 2422-8419

Please add our address "" into your email contact list.

This journal follows ISO 9001 management standard and licensed under a Creative Commons Attribution 3.0 License.

Copyright ©