Lambert P R, Dodson E E
University of Virginia Medical Center, Charlottesville, USA.
Otolaryngol Clin North Am. 1996 Oct;29(5):741-60.
Abnormal development of the first and second branchial arches and the intervening branchial cleft and pharyngeal pouch can result in a variety of deformities affecting the external auditory canal and the middle ear. This article reviews several of these deformities, including external auditory canal stenosis and atresia (minor and major congenital ear malformations) and external auditory canal duplication anomalies (type I and type II branchial cleft cysts).
第一和第二鳃弓以及其间的鳃裂和咽囊发育异常可导致多种影响外耳道和中耳的畸形。本文回顾了其中几种畸形，包括外耳道狭窄和闭锁（轻度和重度先天性耳部畸形）以及外耳道重复畸形（I型和II型鳃裂囊肿）。
