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Cortical deafness is most often caused by stroke, but can also result from brain injury or birth defects. [4] [5] More specifically, a common cause is bilateral embolic stroke to the area of Heschl's gyri. [6] It is thought that cortical deafness could be a part of a spectrum of an overall cortical hearing disorder. [3]
Hearing loss that worsens with age but is caused by factors other than normal aging, such as noise-induced hearing loss, is not presbycusis, although differentiating the individual effects of multiple causes of hearing loss can be difficult. One in three persons have significant hearing loss by age 65; by age 75, one in two.
Strokes – Depending on what blood vessels are affected by the stroke, one of the symptoms can be deafness; Superior semicircular canal dehiscence, a gap in the bone cover above the inner ear, can lead to low-frequency conductive hearing loss, autophony, and vertigo. Syndromic hearing loss can be either conductive or sensorineural. It occurs ...
Age-related hearing loss doesn’t have a single cause. Often, there is more than one factor at play. Changes in the inner ear — especially the gradual loss of tiny hair cells in it — are part ...
Neurological damage due to stroke may cause loss or impairment of speech, termed aphasia. Neurological damage or problems with development of the area of the brain involved in speech production, Broca's area, may cause muteness. [9] Trauma or injury to Broca's area, located in the left inferior frontal cortex of the brain, can cause muteness. [10]
Stroke is the fifth leading cause of death in the U.S., resulting in nearly 160,000 deaths annually. Stroke risk factors for women. For the first time, the stroke guidelines include specific ...
Anything that affects brain function (including stroke or other conditions that compromise blood flow) can cause cognitive issues and even dementia. Vascular dementia can happen after a stroke ...
Hearing loss has multiple causes, including ageing, genetics, perinatal problems and acquired causes like noise and disease. For some kinds of hearing loss the cause may be classified as of unknown cause. [citation needed] There is a progressive loss of ability to hear high frequencies with aging known as presbycusis. For men, this can start as ...
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