meatus

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Related to acoustic meatus: auditory meatus

meatus

[mē′ād·əs]
(anatomy)
A natural opening or passage in the body.
References in periodicals archive ?
In all the species the PG is intimately related to structures such as the mandibular ramus, masseter muscle, facial nerve, external acoustic meatus, and other anatomical structures.
It is connected to the surrounding parts by ligaments and muscles and is continuous with the cartilage of the external acoustic meatus. There is no cartilage in the lobule or between the tragus and the crus of the helix, where the gap is filled by dense fibrous tissue.
The examination revealed a 13x5x5 mm tumor in the right internal acoustic meatus.
All children diagnosed with foreign body in the external acoustic meatus were recruited.
Prevalence of external acoustic meatus collapse, according to age, in the study population (N=436)
In rare circumstances, patients may exhibit perforation of the tympanic membrane with blood gushing from the external acoustic meatus.13
(7) Also, the persistence of this foramen is a possible risk factor for otologic complications after arthroscopy of the temporomandibular joint, herniation of the temporomandibular joint into the external acoustic meatus, tumor metastasis into the cranial cavity, and salivary gland fistula through this foramen.
The Frankfurt horizontal plane was demarcated on the skull by fixing a 0.9-mm-diameter stainless steel wire from the higher point of the external acoustic meatus to the lower point of the orbit (Figure 1).
Gleeson, "An arteriovenous malformation within the internal acoustic meatus and cerebellopontine angle cistern," Journal of Laryngology and Otology, vol.
With T2-weighted image it is possible to assess the cochlea, the semicircular canals, the internal acoustic meatus and the cerebello-pontine angle.

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