Cerebromicrovascular mechanisms contributing to long COVID: implications for neurocognitive health
Mónika Fekete,
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Andrea Ceglédi,
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Ágnes Szappanos
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et al.
GeroScience,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 7, 2025
Abstract
Long
COVID
(also
known
as
post-acute
sequelae
of
SARS-CoV-2
infection
[PASC]
or
post-COVID
syndrome)
is
characterized
by
persistent
symptoms
that
extend
beyond
the
acute
phase
infection,
affecting
approximately
10%
to
over
30%
those
infected.
It
presents
a
significant
clinical
challenge,
notably
due
pronounced
neurocognitive
such
brain
fog.
The
mechanisms
underlying
these
effects
are
multifactorial,
with
mounting
evidence
pointing
central
role
cerebromicrovascular
dysfunction.
This
review
investigates
key
pathophysiological
contributing
cerebrovascular
dysfunction
in
long
and
their
impacts
on
health.
We
discuss
how
endothelial
tropism
direct
vascular
trigger
dysfunction,
impaired
neurovascular
coupling,
blood–brain
barrier
disruption,
resulting
compromised
cerebral
perfusion.
Furthermore,
appears
induce
mitochondrial
enhancing
oxidative
stress
inflammation
within
cells.
Autoantibody
formation
following
also
potentially
exacerbates
injury,
chronic
ongoing
compromise.
These
factors
collectively
contribute
emergence
white
matter
hyperintensities,
promote
amyloid
pathology,
may
accelerate
neurodegenerative
processes,
including
Alzheimer’s
disease.
emphasizes
critical
advanced
imaging
techniques
assessing
health
need
for
targeted
interventions
address
complications.
A
deeper
understanding
essential
advance
treatments
mitigate
its
long-term
consequences.
Language: Английский
Adult Long Coronavirus Disease 2019
Infectious Disease Clinics of North America,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 1, 2025
Language: Английский
A Real-Life Study in Patients Newly Diagnosed with Autoimmune Hashimoto’s Thyroiditis: Analysis of Asthenia as Admission Complaint
Ana Valea,
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Mihai Costăchescu,
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Mihaela Stanciu
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et al.
Life,
Journal Year:
2024,
Volume and Issue:
14(11), P. 1380 - 1380
Published: Oct. 27, 2024
Background:
Amid
the
large
panel
of
autoimmune
thyroid
diseases,
Hashimoto’s
thyroiditis
(HT)
represents
a
major
point
across
multidisciplinary
daily
practice.
When
it
comes
to
clinical
picture,
particularly
in
regard
asthenia
(also
described
as
“fatigue”
or
“decreased
energy”),
differential
diagnosis
is
challenging,
and
meticulous
anamnesis
should
be
backed
up
by
focused
lab
investigations.
Our
objective
was
analyze
newly
diagnosed
patients
with
HT
relationship
presence
an
admission
complaint.
Methods:
This
retrospective,
multi-centric,
real-life
study
conducted
secondary
endocrine
units
(university
hospitals)
from
July
2022
2023.
The
exclusion
criteria
were
COVID-19
infection;
active
malignancy,
etc.
Results:
cohort
(N
=
120)
included
group
(AS,
49.2%)
non-AS
similar
age
(49.3
±
14.7
vs.
47.1
14.8
y,
p
0.426).
Headache
more
frequent
AS
(35.6%
18%,
0.03).
Thyroid
function
HT-related
antibodies
assays
between
groups
show
no
correlation
serum
total
cholesterol
triglycerides,
respectively.
TSH
levels
did
not
vary
among
sub-groups
(p
0.701).
One
third
studied
population
affected
hypothyroidism
(TSH
>
4.5
μIU/mL),
being
seen
at
higher
rate
(39%)
(23%).
Total
positively
correlated
patients’
(r
0.180,
0.049)
triglycerides
120;
r
0.324,
<
0.001),
found
only
0.246,
0.006,
respectively,
0.319,
0.001).
Conclusions:
analysis
pinpointed
fact
that,
practice,
complaint
seems
less
indicator
underlying
dysfunction
level
against
without
full
picture
thyrotoxicosis
myxoedema.
Language: Английский