<P> Hearing loss may be caused by a number of factors , including : genetics , ageing , exposure to noise , some infections , birth complications , trauma to the ear , and certain medications or toxins . A common condition that results in hearing loss is chronic ear infections . Certain infections during pregnancy such as syphilis and rubella may also cause hearing loss . Hearing loss is diagnosed when hearing testing finds that a person is unable to hear 25 decibels in at least one ear . Testing for poor hearing is recommended for all newborns . Hearing loss can be categorised as mild , moderate , moderate - severe , severe , or profound . There are three main types of hearing loss , conductive hearing loss , sensorineural hearing loss , and mixed hearing loss . </P>
<P> Hearing loss may be caused by a number of factors , including : genetics , ageing , exposure to noise , some infections , birth complications , trauma to the ear , and certain medications or toxins . A common condition that results in hearing loss is chronic ear infections . Certain infections during pregnancy such as syphilis and rubella may also cause hearing loss . Hearing loss is diagnosed when hearing testing finds that a person is unable to hear 25 decibels in at least one ear . Testing for poor hearing is recommended for all newborns . Hearing loss can be categorised as mild , moderate , moderate - severe , severe , or profound . There are three main types of hearing loss , conductive hearing loss , sensorineural hearing loss , and mixed hearing loss . </P>
what would cause hearing loss in a child
what would cause hearing loss in a child
genetics exposure to noise infections birth complications trauma to the ear medications toxins
genetics exposure to noise infections birth complications trauma to the ear medications toxins