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Dehiscence of the external auditory canal bone. (Otoscopic Clinic).


The otoscopic view is that of a right ear in an asymptomatic patient. The pars tensa is intact but appears thin and only two-layered. Superior to the malleus malleus /mal·le·us/ (mal´e-us) [L.] the outermost of the auditory ossicles, and the one attached to the tympanic membrane; its club-shaped head articulates with the incus

mal·le·us
n. pl.
 and chorda tympani, a large defect can be seen in the superior, external auditory canal external auditory canal
n.
See ear canal.
 bony wall. A membrane of an extension of the pars flaccida is intact over the area of missing bone. There is no unusual retraction In the law of Defamation, a formal recanting of the libelous or slanderous material.

Retraction is not a defense to defamation, but under certain circumstances, it is admissible in Mitigation of Damages. Cross-references

Libel and Slander.
, and the middle ear is well aerated aer·ate  
tr.v. aer·at·ed, aer·at·ing, aer·ates
1. To supply with air or expose to the circulation of air: aerate soil.

2.
. There is no treatment necessary for this ear. Regular observation is desirable to monitor for the development of cholesteatoma.
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Comment:Dehiscence of the external auditory canal bone. (Otoscopic Clinic).(Brief Article)
Author:Deguine, Christian
Publication:Ear, Nose and Throat Journal
Article Type:Brief Article
Geographic Code:1USA
Date:Apr 1, 2002
Words:93
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