How do I treat dMMR/MSI gastro-oesophageal adenocarcinoma in 2025? A position paper from the EORTC-GITCG gastro-esophageal task force
Cancer Treatment Reviews,
Journal Year:
2025,
Volume and Issue:
134, P. 102890 - 102890
Published: Feb. 1, 2025
In
less
than
a
decade,
immune
checkpoint
inhibitors
(ICIs)
have
transformed
the
management
of
mismatch
repair-deficient
(dMMR)
and
microsatellite
instability-high
(MSI)
cancers.
However,
beyond
colorectal
cancer
(CRC),
much
evidence
is
mostly
derived
from
non-randomized
phase
II
studies
or
post-hoc
analyses
broader
clinical
trials.
dMMR/MSI
tumours
represent
specific
subgroup
gastro-esophageal
adenocarcinomas
(GEA),
accounting
for
approximately
9
%
cases,
with
higher
prevalence
in
early-stage
compared
to
advanced-stage
disease
older
female
patients.
These
are
predominantly
sporadic,
often
linked
MLH1
promoter
methylation,
rarely
exhibit
HER2
overexpression/ERBB2
amplification
other
oncogenic
drivers.
The
treatment
landscape
early
stage
GEA
likely
change
substantially
soon,
as
ICIs
shown
high
pathological
complete
response
(pCR)
rates
small
trials,
raising
questions
on
optimisation
neoadjuvant
therapy,
paving
way
organ
preservation.
standard
untreated
patients
advanced
chemotherapy
+
ICI
irrespectively
PDL-1
status.
role
chemotherapy-free
regimen
consisting
CTLA-4
plus
PD-1
remains
undetermined.
This
review
addresses
these
emerging
questions,
offering
expert
opinions
insights
into
future
therapeutic
GEA.
Language: Английский
Deciphering the impact of aggregated autophagy-related genes TUBA1B and HSP90AA1 on colorectal cancer evolution: a single-cell sequencing study of the tumor microenvironment
Qianping Xu,
No information about this author
Chao Liu,
No information about this author
Hailin Wang
No information about this author
et al.
Discover Oncology,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Sept. 11, 2024
Language: Английский
Canadian consensus for the assessment and testing of Lynch syndrome
Journal of Medical Genetics,
Journal Year:
2025,
Volume and Issue:
unknown, P. jmg - 110465
Published: March 12, 2025
Background
Lynch
syndrome
(LS)
is
an
autosomal
dominant
cancer
predisposition
caused
by
a
germline
pathogenic
variant,
or
epigenetic
silencing,
of
mismatch
repair
(MMR)
gene,
leading
to
wide
spectrum
with
gene-specific
penetrance.
Ascertainment,
assessment
and
testing
LS
individuals
complex.
A
Canadian
national
guideline
needed
ensure
equitable
access
patient
care
across
the
country.
Methods
The
Syndrome
(CDN-LS)
working
group
was
formed
in
2021,
consisting
37
multidisciplinary
experts
partners.
To
formulate
consensus
statements,
environmental
scan,
clinical
survey
literature
review
were
undertaken.
e-Delphi
method
used
reach
statements
among
CDN-LS
group.
Results
voted
on
21
18
adopted
over
80%
agreement,
including
16
that
had
90%
agreement.
These
provide
comprehensive
guidelines
universal
MMR
reflex
testing,
cascade
tumour
(
MLH1
promoter
methylation,
BRAF
,
somatic
MMR),
therapeutics
advocacy.
Conclusion
This
first
for
providing
guidance
genetic
specialists,
laboratories,
primary
providers
healthcare
caring
patients
LS.
It
endorsed
College
Medical
Genetics
Association
Genetic
Counsellors.
are
presented
as
model
standard
improves
health
services
Future
work
should
include
surveillance,
goal
harmonise
all
provincial
territorial
authorities.
Language: Английский
Clinical and Pathologic Response to Neoadjuvant Immunotherapy in DNA Mismatch Repair Protein-Deficient Gastroesophageal Cancers
Annals of Surgical Oncology,
Journal Year:
2024,
Volume and Issue:
31(13), P. 8616 - 8626
Published: Aug. 17, 2024
Language: Английский
Scutellaria baicalensis and its flavonoids in the treatment of digestive system tumors
Frontiers in Pharmacology,
Journal Year:
2024,
Volume and Issue:
15
Published: Nov. 25, 2024
Scutellaria
baicalensis
has
been
used
for
the
treatment
of
digestive
system
disorders
thousands
years
in
China
and
other
regions.
Modern
research
have
revealed
its
therapeutic
efforts
tumors.
Thus,
to
review
updated
progress
S.
main
flavonoids
tumors
past
10
years,
this
article
summarized
effect
molecular
mechanisms
5
on
oral
cavity,
esophagus,
stomach,
colon,
liver,
pancreas
by
inhibiting
tumor
cell
proliferation,
inducing
autophagy,
stimulating
immune
response,
increasing
drug
sensitivity.
In
conclusion,
could
be
applied
treat
with
different
type
methods.
Language: Английский