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Cochlear hydrops (or cochlear Meniere's or cochlear endolymphatic hydrops) is a condition of the inner ear involving a pathological increase of fluid affecting the cochlea. This results in swelling that can lead to hearing loss or changes in hearing perception. It is a form of endolymphatic hydrops and related to Ménière's disease. Cochlear ...
Diver clearing ears Section of the human ear, the Eustachian tube is shown in colour. Ear clearing, clearing the ears or equalization is any of various maneuvers to equalize the pressure in the middle ear with the outside pressure, by letting air enter along the Eustachian tubes, as this does not always happen automatically when the pressure in the middle ear is lower than the outside pressure.
Research has come to the consensus that AIED is the result of antibodies or other immune cells that cause damage to structures of the inner ear such as the cochlea and vestibular system. Of note, AIED is the only known SNHL that responds to medical treatment, but withholding treatment for longer than three months may result in permanent hearing ...
Ménière's disease usually starts confined to one ear; it extends to both ears in about 30% of cases. [5] People may start out with only one symptom, but in Ménière's disease all three appear with time. [5] Hearing loss usually fluctuates in the beginning stages and becomes more permanent in later stages.
The superior canal dehiscence can affect both hearing and balance to different extents in different people. [citation needed]Symptoms of the SCDS include: Autophony – person's own speech or other self-generated noises (e.g. heartbeat, eye movements, creaking joints, chewing) are heard unusually loudly in the affected ear
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Otological injuries account for about 2/3 of all diving related injuries, but about 50% of all presentations are middle ear barotrauma. Decompression sickness is much less common, and IEDCS is rare, [ 20 ] with an estimated incidence rate of 0.01–0.03% in recreational dives. [ 12 ]
Chronic suppurative otitis media (CSOM) is middle ear inflammation that results in a perforated tympanic membrane with discharge from the ear for more than six weeks. [7] It may be a complication of acute otitis media. [4] Pain is rarely present. [4] All three types of otitis media may be associated with hearing loss.