National Acoustic Laboratories Library

Delayed access to bilateral input alters cortical organization in children with asymmetric hearing (Record no. 2822)

MARC details
000 -LEADER
fixed length control field nam a22 7a 4500
003 - CONTROL NUMBER IDENTIFIER
control field OSt
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20171206151842.0
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fixed length control field 171206b xxu||||| |||| 00| 0 eng d
040 ## - CATALOGING SOURCE
Transcribing agency National Acoustics Laboratories
100 ## - MAIN ENTRY--PERSONAL NAME
Personal name Polonenko, Melissa Jane
245 ## - TITLE STATEMENT
Title Delayed access to bilateral input alters cortical organization in children with asymmetric hearing
518 3# - DATE/TIME AND PLACE OF AN EVENT NOTE
Date/time and place of an event note Bilateral hearing in early development protects auditory cortices from reorganizing to prefer the better ear. Yet,<br/>such protection could be disrupted by mismatched bilateral input in children with asymmetric hearing who<br/>require electric stimulation of the auditory nerve from a cochlear implant in their deaf ear and amplified acoustic<br/>sound from a hearing aid in their better ear (bimodal hearing). Cortical responses to bimodal stimulation were<br/>measured by electroencephalography in 34 bimodal users and 16 age-matched peers with normal hearing, and<br/>compared with the same measures previously reported for 28 age-matched bilateral implant users. Both auditory<br/>cortices increasingly favoured the better ear with delay to implanting the deaf ear; the time course mirrored that<br/>occurring with delay to bilateral implantation in unilateral implant users. Preference for the implanted ear<br/>tended to occur with ongoing implant use when hearing was poor in the non-implanted ear. Speech perception<br/>deteriorated with longer deprivation and poorer access to high-frequencies. Thus, cortical preference develops in<br/>children with asymmetric hearing but can be avoided by early provision of balanced bimodal stimulation.<br/>Although electric and acoustic stimulation differ, these inputs can work sympathetically when used bilaterally<br/>given sufficient hearing in the non-implanted ear.
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Topical term or geographic name as entry element Bimodal
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Hearing loss
9 (RLIN) 720
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Electro-acoustic stimulation
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Evoked related potential
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Electrophysiology
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Topical term or geographic name as entry element Beamformer
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name as entry element Cortex
773 0# - HOST ITEM ENTRY
Relationship information 17 (2018) p. 415-425
Title Neurolmage: Clinical
856 ## - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://dspace.nal.gov.au/xmlui/bitstream/handle/123456789/769/Delayed%20access%20to%20bilateral%20input%20alters%20cortical%20organization%20in%20children%20with%20asymmetric%20hearing.pdf?sequence=1&isAllowed=y">https://dspace.nal.gov.au/xmlui/bitstream/handle/123456789/769/Delayed%20access%20to%20bilateral%20input%20alters%20cortical%20organization%20in%20children%20with%20asymmetric%20hearing.pdf?sequence=1&isAllowed=y</a>
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme Universal Decimal Classification
Koha item type Journal article

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