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external auditory meatus |
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external auditory meatus [ek′stərn·əl ′ȯd·ə‚tȯr·ē mē′ād·əs] (anatomy) The external passage of the ear, leading to the tympanic membrane in reptiles, birds, and mammals. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Examination revealed a firm, nontender lesion behind the left pinna and a large lesion in the conchal bowl that completely occluded the external auditory meatus (figure 1, A). The first branchial cleft becomes the external auditory meatus, and the first branchial pouch gives rise to the middle ear and eustachian tube. In this article, we share our experience with the use of an angled pediatric rigid endoscope during tympanoplasty to visualize the middle ear structure through the external auditory meatus without the need for lowering the scutum. |
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