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Patulous Eustachian tube is a physical disorder. The exact causes may vary depending on the person and are often unknown. [5] Weight loss is a commonly cited cause of the disorder due to the nature of the Eustachian tube itself and is associated with approximately one-third of reported cases. [6]
If one ear has normal thresholds while the other has sensorineural hearing loss (SNHL), diplacusis may be present, as much as 15–20% (for example 200 Hz one ear => 240 Hz in the other). [citation needed] The pitch may be difficult to match because the SNHL ear hears the sound "fuzzy". Bilateral SNHL gives less diplacusis, but pitch ...
For example, very curvy ear canals, narrow ear canals, or surgical ears are more prone to earwax buildup. When wax builds up, it causes muffled hearing, tinnitus, or aural fullness (plugged-up ...
ON TV was an American subscription television (STV) service that operated in eight markets between 1977 and 1985. Originally established by National Subscription Television, a joint venture of Oak Industries and Chartwell Communications, ON TV was part of a new breed of STV operations that broadcast premium programming—including movies, sporting events, and concerts—over an encrypted ...
Autophony is the unusually loud hearing of a person's own voice. Possible causes are: The "occlusion effect", caused by an object, such as an unvented hearing aid or a plug of ear wax, blocking the ear canal and reflecting sound vibration back towards the eardrum. [1] Serous otitis media
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Qualitative reports of satisfaction may be disassociated from more objective measures of fluency: some stutterers who gain little or no benefit from a device based on objective measures rate the device highly, while others who were obtaining benefit on measures of fluency reported negatives opinions about the device. [8] [33]