International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(24), С. 13657 - 13657
Опубликована: Дек. 20, 2024
Osteosarcoma
(OS)
is
the
most
prevalent
malignant
bone
tumor
in
adolescents
and
young
adults.
OS
cells
grow
a
permissive
local
microenvironment
which
modulates
their
behavior
facilitates
all
steps
development
(e.g.,
proliferation/quiescence,
invasion/migration,
drug
resistance)
contributes
to
intrinsic
heterogeneity.
The
lung
parenchyma
common
metastatic
site
OS,
foci
are
frequently
associated
with
poor
clinical
outcome.
Although
multiple
factors
may
be
responsible
for
disease,
including
genetic
mutations
Rb
p53),
molecular
mechanism
of
remains
unclear,
conventional
treatment
still
based
on
sequential
approach
that
combines
chemotherapy
surgery.
Also,
despite
increase
trials,
survival
rates
have
not
improved.
Non-specific
targeting
therapies
thus
show
therapeutic
effects,
along
side
effects
at
high
doses.
For
these
reasons,
many
efforts
been
made
characterize
complex
genome
thanks
whole-exome
analysis,
aim
identifying
predictive
biomarkers
give
patients
better
option.
This
review
aims
summarize
discuss
main
recent
advances
research
precision
medicine.
Journal of Orthopaedic Research®,
Год журнала:
2024,
Номер
42(12), С. 2826 - 2834
Опубликована: Июль 15, 2024
This
study
investigates
the
automated
detection
of
enchondromas,
benign
cartilage
tumors,
from
x-ray
images
using
deep
learning
techniques.
Enchondromas
pose
diagnostic
challenges
due
to
their
potential
for
malignant
transformation
and
overlapping
radiographic
features
with
other
conditions.
Leveraging
a
data
set
comprising
1645
1173
patients,
deep-learning
model
implemented
Detectron2
achieved
an
accuracy
0.9899
in
detecting
enchondromas.
The
employed
rigorous
validation
processes
compared
its
findings
existing
literature,
highlighting
superior
performance
approach.
Results
indicate
machine
improving
reducing
healthcare
costs
associated
advanced
imaging
modalities.
underscores
significance
early
accurate
enchondromas
effective
patient
management
suggests
avenues
further
research
musculoskeletal
tumor
detection.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 5, 2024
Abstract
Osteosarcoma
is
a
bone-forming
tumor
which
more
common
with
children
and
young
adults
than
adults.
Timely
detection
classification
of
its
type
crucial
to
proper
treatment
possible
survival.
Machine
learning
models,
trained
on
datasets
the
disease,
are
effective
tool
hand-crafted
features
highly
dependent
pathologists’
expertise.
Publicly
available
raw
osteosarcoma
dataset
was
explored
preprocessed
(including
data
denoising
normalization).
Three
different
were
then
derived:
dataset,
selected
via
principal
component
analysis
combination
variance
mutual
information
gain.
Using
three
eight
machine
(ML)
algorithms,
this
study
proposed
sets
optimum
ML
models
(altogether
24
models)
their
hyperparameters
optimized
using
grid
search.
Then,
learned
compared
validated
repeated
stratified
10-fold
cross-validation
5
×
2
paired
t-test
select
best
for
our
task.
The
model
based
k-nearest
neighbors
algorithm
proved
be
best,
as
it
detected
classified
cancer
in
344
ms
100%
Top-1
accuracy
F1-
score
zero
Type
I
II
errors.
This
performance
exceeds
those
existing
algorithms
prediction.
Thus,
promising
cutting-edge
techniques
detecting
aid
timely
diagnosis,
prognosis
treatment.
International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(24), С. 13657 - 13657
Опубликована: Дек. 20, 2024
Osteosarcoma
(OS)
is
the
most
prevalent
malignant
bone
tumor
in
adolescents
and
young
adults.
OS
cells
grow
a
permissive
local
microenvironment
which
modulates
their
behavior
facilitates
all
steps
development
(e.g.,
proliferation/quiescence,
invasion/migration,
drug
resistance)
contributes
to
intrinsic
heterogeneity.
The
lung
parenchyma
common
metastatic
site
OS,
foci
are
frequently
associated
with
poor
clinical
outcome.
Although
multiple
factors
may
be
responsible
for
disease,
including
genetic
mutations
Rb
p53),
molecular
mechanism
of
remains
unclear,
conventional
treatment
still
based
on
sequential
approach
that
combines
chemotherapy
surgery.
Also,
despite
increase
trials,
survival
rates
have
not
improved.
Non-specific
targeting
therapies
thus
show
therapeutic
effects,
along
side
effects
at
high
doses.
For
these
reasons,
many
efforts
been
made
characterize
complex
genome
thanks
whole-exome
analysis,
aim
identifying
predictive
biomarkers
give
patients
better
option.
This
review
aims
summarize
discuss
main
recent
advances
research
precision
medicine.