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otitis externa
inflammation of the external auditory meatus (canal)
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cerumen impaction
excessive buildup of wax in the ear
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myringitis
inflammation of the eardrum
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tympanitis
inflammation of the eardrum
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otitis media
inflammation of the middle ear
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aerotitis media
inflammation of the middle ear from changes in atmospheric pressure; often occurs in frequent air travel
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otosclerosis
hardening of the bony tissue in the ear
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mastoiditis
inflammation of the mastoid process; most commonly seen as a result of the spread of inflammation and infection in the otitis media
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eustachian obstruction
blockage of the eustachian tube usually as a result of infection, as in otitis media
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acoustic neuroma
benign tumor on the auditory nerve that causes vertigo, tinnitus, and hearing loss
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aplasia
condition of absence or malformation of inner ear structures during embryonic development, resulting in hearing loss
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labyrinthitis
inflammation of the labyrinth
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Ménière disease
disorder of the inner ear due to an excessive buildup of endolymphatic fluid causing episodes of vertigo, tinnitus, nausea, vomiting, and hearing loss; one or both ears can be affected, and attacks vary in frequency and intensity
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deafness
general term for partial or complete hearing loss
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conductive hearing loss
hearing impairment caused by interference with sound or vibratory energy in the external canal, middle ear, or ossicles
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sensorineural hearing loss
hearing impairment caused by lesions or dysfunction of the cochlea or auditory nerve
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mixed hearing loss
combination of sensorineural and conductive hearing loss
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presbyacusis/presbycusis
hearing impairment in old age
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