Cortical plasticity after cochlear implantation

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Cortical plasticity after cochlear implantation. / Petersen, B; Gjedde, A; Wallentin, M; Vuust, P.

In: Neural Plasticity, Vol. 2013, 318521, 2013, p. 1-11.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Petersen, B, Gjedde, A, Wallentin, M & Vuust, P 2013, 'Cortical plasticity after cochlear implantation', Neural Plasticity, vol. 2013, 318521, pp. 1-11. https://doi.org/10.1155/2013/318521

APA

Petersen, B., Gjedde, A., Wallentin, M., & Vuust, P. (2013). Cortical plasticity after cochlear implantation. Neural Plasticity, 2013, 1-11. [318521]. https://doi.org/10.1155/2013/318521

Vancouver

Petersen B, Gjedde A, Wallentin M, Vuust P. Cortical plasticity after cochlear implantation. Neural Plasticity. 2013;2013:1-11. 318521. https://doi.org/10.1155/2013/318521

Author

Petersen, B ; Gjedde, A ; Wallentin, M ; Vuust, P. / Cortical plasticity after cochlear implantation. In: Neural Plasticity. 2013 ; Vol. 2013. pp. 1-11.

Bibtex

@article{d24c0d9b375a46eab15adc762245b888,
title = "Cortical plasticity after cochlear implantation",
abstract = "The most dramatic progress in the restoration of hearing takes place in the first months after cochlear implantation. To map the brain activity underlying this process, we used positron emission tomography at three time points: within 14 days, three months, and six months after switch-on. Fifteen recently implanted adult implant recipients listened to running speech or speech-like noise in four sequential PET sessions at each milestone. CI listeners with postlingual hearing loss showed differential activation of left superior temporal gyrus during speech and speech-like stimuli, unlike CI listeners with prelingual hearing loss. Furthermore, Broca's area was activated as an effect of time, but only in CI listeners with postlingual hearing loss. The study demonstrates that adaptation to the cochlear implant is highly related to the history of hearing loss. Speech processing in patients whose hearing loss occurred after the acquisition of language involves brain areas associated with speech comprehension, which is not the case for patients whose hearing loss occurred before the acquisition of language. Finally, the findings confirm the key role of Broca's area in restoration of speech perception, but only in individuals in whom Broca's area has been active prior to the loss of hearing.",
author = "B Petersen and A Gjedde and M Wallentin and P Vuust",
year = "2013",
doi = "10.1155/2013/318521",
language = "English",
volume = "2013",
pages = "1--11",
journal = "Neural Plasticity",
issn = "2090-5904",
publisher = "Hindawi Publishing Corporation",

}

RIS

TY - JOUR

T1 - Cortical plasticity after cochlear implantation

AU - Petersen, B

AU - Gjedde, A

AU - Wallentin, M

AU - Vuust, P

PY - 2013

Y1 - 2013

N2 - The most dramatic progress in the restoration of hearing takes place in the first months after cochlear implantation. To map the brain activity underlying this process, we used positron emission tomography at three time points: within 14 days, three months, and six months after switch-on. Fifteen recently implanted adult implant recipients listened to running speech or speech-like noise in four sequential PET sessions at each milestone. CI listeners with postlingual hearing loss showed differential activation of left superior temporal gyrus during speech and speech-like stimuli, unlike CI listeners with prelingual hearing loss. Furthermore, Broca's area was activated as an effect of time, but only in CI listeners with postlingual hearing loss. The study demonstrates that adaptation to the cochlear implant is highly related to the history of hearing loss. Speech processing in patients whose hearing loss occurred after the acquisition of language involves brain areas associated with speech comprehension, which is not the case for patients whose hearing loss occurred before the acquisition of language. Finally, the findings confirm the key role of Broca's area in restoration of speech perception, but only in individuals in whom Broca's area has been active prior to the loss of hearing.

AB - The most dramatic progress in the restoration of hearing takes place in the first months after cochlear implantation. To map the brain activity underlying this process, we used positron emission tomography at three time points: within 14 days, three months, and six months after switch-on. Fifteen recently implanted adult implant recipients listened to running speech or speech-like noise in four sequential PET sessions at each milestone. CI listeners with postlingual hearing loss showed differential activation of left superior temporal gyrus during speech and speech-like stimuli, unlike CI listeners with prelingual hearing loss. Furthermore, Broca's area was activated as an effect of time, but only in CI listeners with postlingual hearing loss. The study demonstrates that adaptation to the cochlear implant is highly related to the history of hearing loss. Speech processing in patients whose hearing loss occurred after the acquisition of language involves brain areas associated with speech comprehension, which is not the case for patients whose hearing loss occurred before the acquisition of language. Finally, the findings confirm the key role of Broca's area in restoration of speech perception, but only in individuals in whom Broca's area has been active prior to the loss of hearing.

U2 - 10.1155/2013/318521

DO - 10.1155/2013/318521

M3 - Journal article

C2 - 24377050

VL - 2013

SP - 1

EP - 11

JO - Neural Plasticity

JF - Neural Plasticity

SN - 2090-5904

M1 - 318521

ER -

ID: 118392393