Evidence map›Paper›PMID 39727695›Full record

ReviewCurrent oncology (Toronto, Ont.)2024

Canadian Consensus Recommendations for Predictive Biomarker Testing in Gastric and Gastroesophageal Junction Adenocarcinoma.

Christine Brezden-Masley, Pierre O Fiset, Carol C Cheung, Thomas Arnason, Justin Bateman, Martin Borduas, Gertruda Evaristo, Diana N Ionescu, Howard J Lim, Brandon S Sheffield and 2 more

Abstract readConsensus StatementReview
In one paragraph

Review in Current oncology (Toronto, Ont.), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Review
  2. Review
  3. Review
  4. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Christine Brezden-MasleyTemerty Faculty of Medicine, University of Toronto, Toronto, ON M5S 1A8, Canada.ORCID 0000-0002-4818-318X
Pierre O FisetDepartment of Pathology, McGill University Health Centre, Montreal, QC H4A 3J1, Canada.
Carol C CheungLaboratory Medicine Program, University Health Network, Toronto, ON M5G 2C4, Canada.
Thomas ArnasonQueen Elizabeth II Health Sciences Centre, Halifax, NS B3H 3A7, Canada.ORCID 0000-0001-5038-6202
Justin BatemanAlberta Precision Laboratories, Edmonton, AB T5H 3V9, Canada.
Martin BorduasDepartment of Pathology, Centre Hospitalier Universitaire de Sherbrooke (CHUS), University of Sherbrooke, Sherbrooke, QC J1H 5H3, Canada.ORCID 0009-0008-0697-4179
Gertruda EvaristoDepartment of Pathology, McGill University Health Centre, Montreal, QC H4A 3J1, Canada.ORCID 0000-0002-6750-9026
Diana N IonescuBC Cancer, Vancouver, BC V5Z 4E6, Canada.
Howard J LimBC Cancer, Vancouver, BC V5Z 4E6, Canada.
Brandon S SheffieldDivision of Advanced Diagnostics, William Osler Health System, Brampton, ON L6R 3J7, Canada.
Sara V SolderaDivision of Medical Oncology, Royal Victoria Hospital, McGill University Health Centre, Montreal, QC H4A 3J1, Canada.ORCID 0000-0002-2813-8111
Catherine J StreutkerUnity Health Toronto, University of Toronto, Toronto, ON M5B 1W8, Canada.ORCID 0000-0002-3582-438X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gastric cancer is common globally and has a generally poor prognosis with a low 5-year survival rate. Targeted therapies and immunotherapies have improved the treatment landscape, providing more options for efficacious treatment. The use of these therapies requires predictive biomarker testing to identify patients who can benefit from their use. New therapies on the horizon, such as CLDN18.2 monoclonal antibody therapy, require laboratories to implement new biomarker tests. A multidisciplinary pan-Canadian expert working group was convened to develop guidance for pathologists and oncologists on the implementation of CLDN18.2 IHC testing for gastric and gastroesophageal junction (G/GEJ) adenocarcinoma in Canada, as well as general recommendations to optimize predictive biomarker testing in G/GEJ adenocarcinoma. The expert working group recommendations highlight the importance of reflex testing for HER2, MMR and/or MSI, CLDN18, and PD-L1 in all patients at first diagnosis of G/GEJ adenocarcinoma. Testing for NTRK fusions may also be included in reflex testing or requested by the treating clinician when third-line therapy is being considered. The expert working group also made recommendations for pre-analytic, analytic, and post-analytic considerations for predictive biomarker testing in G/GEJ adenocarcinoma. Implementation of these recommendations will provide medical oncologists with accurate, timely biomarker results to use for treatment decision-making.

Indexed as

AdenocarcinomaBiomarkers, TumorEsophageal NeoplasmsEsophagogastric JunctionStomach NeoplasmsCanadaConsensusHumansBiomarkers, TumorCLDN18CLDN18.2gastric cancerHER2IHCimmunohistochemistryimmunotherapyMMRPD-L1targeted therapy

Identifiers

PMID39727695
PMCPMC11674259

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.