meatus

(redirected from auditory meatus)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to auditory meatus: External Auditory Meatus

meatus

[mē′ād·əs]
(anatomy)
A natural opening or passage in the body.
References in periodicals archive ?
The same participants then returned to the study room and were given written instructions stating: "keep ventricular drain open at 10 cm of water" with "use external auditory meatus as the zero point" as added instructions.
The patient subsequently died of carcinomatosis and a limited post-mortem examination unexpectedly revealed bilateral metastatic adenocarcinoma infiltrating the internal auditory meatus and the acoustic nerves (figure 3).
Most reports in the literature about dilated internal auditory meatus refer to expansion secondary to an acoustic neuroma or other occupying lesion.
13-15) We hypothesize that the acidic pH serves to reacidify the external auditory meatus, promoting the recovery of the stratum corneum barrier function.
We report a case of auricular ossification in a man who presented with left aural fullness, conductive hearing loss, and a stenotic left external auditory meatus.
The prevalence of exostoses in the external auditory meatus of surfers.
2) Prat and Gray reported 1 case of extension along the facial nerve and through the internal auditory meatus that culminated in encasement of the base of the brain and entire spinal cord (massive neuraxial spread); there was no systemic metastasis.
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.