cortical deafness การใช้

• Cortical deafness is extremely rare, with only twelve reported cases.
• Unilateral destruction results in slight hearing loss, whereas bilateral destruction results in cortical deafness.
• Cortical deafness is most often cause by stroke, but can also result from brain injury or birth defects.
• It is thought that cortical deafness could be a part of a spectrum of an overall cortical hearing disorder.
• Another important aspect of cortical deafness that is often overlooked is that patients " feel " deaf.
• Electrical stimulation of the peripheral auditory system may result in improved sound perception or cortical remapping in patients with cortical deafness.
• Cortical deafness is caused by bilateral cortical lesions in the primary auditory cortex located in the temporal lobe s of the brain.
• Verbal deafness and auditory agnosia are disorders of a selective, perceptive and associative nature whereas cortical deafness relies on the anatomic and functional disconnection of the auditory cortex from acoustic impulses.