external auditory meatus


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Related to external auditory meatus: auditory canal, auditory tube, External acoustic meatus

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.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
On presentation, the bird, weighing 348 g, had a mildly thin body condition (4/9), bilateral incipient cataracts, a tan-to-yellow soft mass visible within but not protruding from the left external auditory meatus, and dried blood on the feathers surrounding the meatus.
If the battery comes to be lodged in the external auditory meatus (EAM) a severe tissue reaction develops and this is often compounded by a delay in diagnosis.
Exclusion criteria were total or subtotal perforations, sensori-neural hearing loss, patients having malformations of ears like too small external auditory meatus, or having foci of infection like deflected nasal septum (DNS), chronic tonsillitis.
The fact that there was a diverticulum bulging into the hypo-and lower mesotympanum and posterior external auditory meatus leads us to think that the conductive hearing loss was likely due to interference with the tympanic membrane.
MALIGNANT LESIONS: PRIMARY MALIGNANCIES: Cancer of the ear arising in the external auditory meatus, middle ear cleft or in a mastoid cavity is a rare disease.
B-cell lymphoma of the external auditory meatus. J Laryngol Otol 2002;116(1):39-41.
A solitary fibrous tumor in the external auditory meatus. Auris Nasus Larynx 31 (2004) 65-67.
(1-3) Ceruminous glands are modified apocrine glands of the external auditory meatus; they rarely give rise to malignant change.
CASE REPORT: A 52-year-old man was admitted with complaints of vesicular eruptions on the right pinna and external auditory meatus, otalgia and facial weakness i.e.
The indications for treatment in this case were the patient's sensation of a mass effect, the encroachment of the mass onto the external auditory meatus, and a cosmetic deformity.
(13-15) We hypothesize that the acidic pH serves to reacidify the external auditory meatus, promoting the recovery of the stratum corneum barrier function.
Specimen of molluscum contagiosum developed in the external auditory meatus. London Medical Gazette 1850;46: 2614.