Sensorineural hearing loss and cognitive impairment: three hypotheses
Frontiers in Aging Neuroscience,
Год журнала:
2024,
Номер
16
Опубликована: Фев. 28, 2024
Sensorineural
hearing
loss
(SNHL)
is
a
category
of
that
often
leads
to
difficulty
in
understanding
speech
and
other
sounds.
Auditory
system
dysfunction,
including
deafness
auditory
trauma,
results
cognitive
deficits
via
neuroplasticity.
Cognitive
impairment
(CI)
refers
an
abnormality
the
brain’s
higher
intellectual
processes
related
learning,
memory,
thinking
judgment
can
lead
severe
learning
memory
deficits.
Studies
have
established
strong
correlation
between
SNHL
CI,
but
it
remains
unclear
how
contributes
CI.
The
purpose
this
article
describe
three
hypotheses
regarding
relationship,
mainstream
load
hypothesis,
co-morbidity
sensory
deprivation
as
well
latest
research
progress
each
hypothesis.
Язык: Английский
Hearing Loss and Cognitive Decline in the Aging Population: Emerging Perspectives in Audiology
Audiology Research,
Год журнала:
2024,
Номер
14(3), С. 479 - 492
Опубликована: Май 23, 2024
In
this
perspective
article,
the
author
explores
connections
between
hearing
loss,
central
auditory
processing,
and
cognitive
decline,
offering
insights
into
complex
dynamics
at
play.
Drawing
upon
a
range
of
studies,
relationship
age-related
processing
disorders
Alzheimer’s
disease
is
discussed,
with
aim
enhancing
our
understanding
these
interconnected
conditions.
Highlighting
evolving
significance
audiologists
in
dual
management
health
impairments,
focuses
on
their
role
identifying
early
signs
impairment
evaluates
various
screening
tools
used
context.
The
discussion
extends
to
adaptations
assessments
for
older
adults,
especially
those
diagnosed
dementia,
highlights
objective
electrophysiological
tests.
These
tests
are
presented
as
vital
assessing
influence
aging
capabilities
signal
dysfunction.
article
underscores
critical
addressing
challenges
faced
by
population.
calls
further
research
improve
diagnostic
therapeutic
strategies
audiology,
emphasizes
need
multidisciplinary
approach
tackling
nexus
decline.
Язык: Английский
Age-related hearing loss associated with differences in the neural correlates of feature binding in visual working memory
Neurobiology of Aging,
Год журнала:
2023,
Номер
132, С. 233 - 245
Опубликована: Сен. 28, 2023
The
underlying
neural
mechanisms
underpinning
the
association
between
age-related
hearing
loss
(ARHL)
and
dementia
remain
unclear.
A
limitation
has
been
lack
of
functional
neuroimaging
studies
in
ARHL
cohorts
to
help
clarify
this
relationship.
In
present
study,
we
investigated
correlates
feature
binding
visual
working
memory
with
(controls
=
14,
mild
HL
21,
moderate
or
greater
23).
Participants
completed
a
change
detection
task
assessing
while
their
activity
was
synchronously
recorded
via
high-density
electroencephalography.
There
no
difference
accuracy
scores
for
groups
compared
controls.
increased
electrophysiological
those
ARHL,
particularly
components
indexing
earlier
stages
cognitive
processing.
This
more
pronounced
severe
associated
maintained
binding.
Source
space
(sLORETA)
analyses
indicated
networks
modulated
by
frontoparietal
temporal
regions.
Our
results
demonstrate
there
may
be
involvement
neurocognitive
control
maintain
lower-order
processing
disrupted
ARHL.
Язык: Английский
Hearing loss, depression, and cognition in younger and older adult CI candidates
Frontiers in Neurology,
Год журнала:
2023,
Номер
14
Опубликована: Окт. 13, 2023
Background
and
Aim
Hearing
loss
in
old
age
is
associated
with
cognitive
decline
depression.
Our
study
aimed
to
investigate
the
relationship
between
hearing
loss,
decline,
secondary
depressive
symptoms
a
sample
of
younger
older
cochlear
implant
candidates
profound
severe
loss.
Methods
This
part
larger
cohort
designated
provide
information
on
baseline
data
before
CI.
Sixty-one
from
adulthood
onwards
(>18
years)
were
enrolled
this
study.
All
had
symmetrical
sensorineural
both
ears
(four-frequency
threshold
difference
no
more
than
20
dB,
PTA).
Individuals
primary
affective
disorders,
psychosis,
below-average
intelligence,
poor
German
language
skills,
visual
impairment,
medical
diagnosis
potential
impact
cognition
(e.g.,
neurodegenerative
diseases,)
excluded.
Four-frequency
thresholds
(dB,
PTA,
better
ear)
collected.
Using
Abbreviated
Profile
Aid
Benefit,
we
assessed
subjective
noise.
Clinical
subclinical
Beck
Depression
Inventory
(BDI
II).
Cognitive
status
was
neurocognitive
test
battery.
Results
findings
revealed
significant
negative
association
noise
(APHAB
subscale
“Background
Noise”)
BDII.
However,
did
not
observe
any
link
thresholds,
depression,
cognition.
Additionally,
differences
emerged
(25–54
subjects
(55–75
years).
Unexpectedly,
further
unplanned
analyses
unveiled
correlations
quiet
environments
(APHAB)
performance
[phonemic
fluency
(Regensburg
Word
Fluency),
flexibility
(TMTB),
nonverbal
episodic
memory
(Nonverbal
Learning
Test),
as
well
aversive/loud
sounds
(APHAB)],
[semantic
word
(RWT),
inhibition
(Go/Nogo)
depression].
Duration
speech
recognition
at
(Freiburg
Monosyllables)
related
depression
performance.
Conclusion
Impact
mood
appears
be
independent,
suggesting
distinct
aspects
These
results
underscore
importance
considering
only
conventional
audiometric
measures
like
but
also
variables
abilities
during
verbal
communication
everyday
life,
noisy
settings.
Язык: Английский
Conductive hearing loss does not affect spatial learning and memory in middle-aged guinea pigs
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Дек. 28, 2024
Hearing
loss
(HL)
in
mid-life
has
been
suggested
as
a
risk
factor
for
cognitive
decline.
It
is
unclear
whether
this
relationship
due
to
deprivation
of
auditory
input
alone,
degenerative
processes,
or
combination.
Animal
models
are
useful
investigate
underlying
neural
mechanisms
human
studies
can
be
confounded
by
various
factors.
However,
most
animal
use
young
animals
and
often
exclude
females.
We
used
middle-aged
guinea
pigs
both
sexes
8
weeks
conductive
HL
caused
spatial
learning
memory
impairments.
Forty
(20
M,
20
F,
~
12
months)
were
tested
the
Morris
Water
Maze
(MWM)
assess
baseline
memory.
In
these
(10
10
F)
ear
canal
was
plugged
later,
again
assessed
MWM.
No
deficits
observed
either
sex.
small
decline
body
weight
suggesting
some
stress
associated
with
HL,
although
adrenal
weight,
corrected
did
not
change.
Our
data
suggest
that
alone
does
affect
cognition
middle-age,
line
recent
additional
factors
need
present.
Язык: Английский
Association between adult-onset hearing loss and dementia biomarkers: A systematic review
Ageing Research Reviews,
Год журнала:
2024,
Номер
104, С. 102647 - 102647
Опубликована: Дек. 31, 2024
Язык: Английский
Cortical volumetric changes after cochlear implantation in postlingually deaf adults: correlation with speech perception abilities
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июль 30, 2024
This
study
aims
to
analyse
the
volumetric
changes
in
brain
MRI
after
cochlear
implantation
(CI),
focusing
on
speech
perception
postlingually
deaf
adults.
We
conducted
a
prospective
cohort
with
16
patients
who
had
bilateral
hearing
loss
and
received
unilateral
CI.
Based
surgical
side,
were
categorized
into
left
right
CI
groups.
Volumetric
T1-weighted
obtained
before
one
year
surgery.
To
overcome
artifact
caused
by
internal
device
post-CI
scan,
image
reconstruction
method
was
newly
devised
applied
using
contralateral
hemisphere
of
pre-CI
data,
run
FreeSurfer.
within-subject
template
estimation
for
unbiased
longitudinal
analysis,
based
linear
mixed
effect
models.
When
analyzing
cerebral
CI,
substantial
increase
superior
frontal
gyrus
temporal
(STG)
volumes
observed
group.
A
positive
correlation
STG
word
recognition
score
both
As
far
as
we
know,
this
is
first
attempting
volumetry
scans.
demonstrate
that
better
auditory
performance
associated
structural
restoration
central
structures.
Язык: Английский
Executive Function Associations With Audibility-Adjusted Speech Perception in Noise
Journal of Speech Language and Hearing Research,
Год журнала:
2024,
Номер
unknown, С. 1 - 18
Опубликована: Окт. 30, 2024
Purpose:
Speech
recognition
in
noise
is
challenging
for
listeners
and
appears
to
require
support
from
executive
functions
focus
attention
on
rapidly
unfolding
target
speech,
track
misunderstanding,
sustain
attention.
The
current
study
was
designed
test
the
hypothesis
that
lower
function
abilities
explain
poorer
speech
noise,
including
among
older
participants
with
hearing
loss
who
often
exhibit
diminished
cognitive
abilities.
Method:
A
cross-sectional
sample
of
400
younger-to-older
adult
(19
<
90
years
age)
community-based
Medical
University
South
CarolinaLongitudinal
Cohort
Study
Age-related
Hearing
Loss
were
administered
tasks
control
demands
assess
individual
variability
a
card-sorting
measure
set-shifting/performance
monitoring,
dichotic
listening
selective
attention/working
memory,
sustained
attention,
processing
speed.
Key
word
high-
low-context
perception-in-noise
(SPIN)
tests
provided
measures
noise.
SPIN
scores
adjusted
audibility
using
Articulation
Index
characterize
impact
varied
sensitivity
unrelated
reduced
associations.
Results:
Set-shifting,
listening,
speed
each
explained
unique
significant
variance
audibility-adjusted,
(
p
s
.001),
after
controlling
age,
pure-tone
threshold
average
(PTA),
sex,
education
level.
effect
sizes
significantly
when
PTA,
indicating
also
likely
have
audibility-adjusted
recognition.
Conclusions:
Poor
slow
speed,
poor
memory
appeared
partially
difficulties
accounting
audibility.
These
results
are
consistent
premise
distinct
Язык: Английский
Spatial selective auditory attention is preserved in older age but is degraded by peripheral hearing loss
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 31, 2024
Interest
in
how
ageing
affects
attention
is
long-standing,
although
interactions
between
sensory
and
attentional
processing
older
age
are
not
fully
understood.
Here,
we
examined
peripheral
hearing
selective
a
spatialised
cocktail
party
listening
paradigm,
which
three
talkers
spoke
different
sentences
simultaneously
participants
were
asked
to
report
the
sentence
spoken
by
talker
at
particular
location.
By
comparing
sample
of
(N
=
61;
55-80
years)
younger
58;
18-35
adults,
show
that,
as
group,
adults
benefit
much
from
preparatory
spatial
attention.
Although,
for
this
significantly
reduces
with
greater
age-related
loss.
These
results
demonstrate
that
excellent
retain
ability
direct
attention,
but
deteriorates,
graded
manner,
Thus,
reductions
likely
contribute
difficulties
communicating
social
settings
Overall,
these
findings
relationship
mild
perceptual
decline
age.
Язык: Английский