Evidence map›Paper›PMID 26606931›Full record

ArticleGastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association2016

Is signet-ring cell carcinoma a specific entity among gastric cancers?

Thibault Voron, Mathieu Messager, Alain Duhamel, Jérémie Lefevre, Jean-Yves Mabrut, Diane Goere, Bernard Meunier, Cecile Brigand, Antoine Hamy, Olivier Glehen and 2 more

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In one paragraph

Article in Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed, 3 pooled it
3.1field-weighted citation impact, top 8% of its field
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

60 citing papers in PubMed, 3 syntheses or guidelines pooled it, 80 citations in OpenAlex.

  1. Pooled it
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  4. A phase II study of neoadjuvant chemotherapy with docetaxel, cisplatin, and S-1 followed by gastrectomy for type 4 or large type 3 gastric cancer (OGSG 1402).Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2026
    Trial
  5. Neoadjuvant docetaxel, oxaliplatin, and S-1 therapy for patients with large type 3 or type 4 gastric cancer: final outcomes of a multicenter, phase II study (OGSG 1902).Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2026
    Trial
  6. Neoadjuvant docetaxel, oxaliplatin, and S-1 therapy for patients with large type 3 or type 4 gastric cancer: short-term outcomes of a multicenter, phase II study (OGSG1902).Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2025
    Trial
  7. Effect of Pathologic Tumor Response and Nodal Status on Survival in the Medical Research Council Adjuvant Gastric Infusional Chemotherapy Trial.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2016
    Trial
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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 at 10 institutions in 1 country.

Thibault VoronDepartment of Digestive Surgery, Saint Antoine Hospital, 184 rue du Faubourg Saint Antoine, 75012, Paris, France.
Mathieu MessagerDepartment of Digestive and Oncological Surgery, Claude Huriez University Hospital, Lille, France.
Alain DuhamelDepartment of Biostatistics, University Hospital, Lille, France.
Jérémie LefevreDepartment of Digestive Surgery, Saint Antoine Hospital, 184 rue du Faubourg Saint Antoine, 75012, Paris, France.
Jean-Yves MabrutDepartment of Digestive Surgery, Lyon University Hospital, Lyon, France.
Diane GoereDepartment of Digestive Surgery, Gustave Roussy Institute Villejuif, Villejuif, France.
Bernard MeunierDepartment of Digestive Surgery, Rennes University Hospital, Rennes, France.
Cecile BrigandDepartment of Digestive Surgery, Strasbourg University Hospital, Strasbourg, France.
Antoine HamyDepartment of Digestive Surgery, Angers University Hospital, Angers, France.
Olivier GlehenDepartment of Digestive Surgery, Lyon Sud University Hospital, Lyon, France.
Christophe MarietteDepartment of Digestive and Oncological Surgery, Claude Huriez University Hospital, Lille, France.
François PayeDepartment of Digestive Surgery, Saint Antoine Hospital, 184 rue du Faubourg Saint Antoine, 75012, Paris, France. francois.paye@aphp.fr.
Hôpital Claude Huriez · FRSorbonne Université · FRCentre Hospitalier Universitaire de Rennes · FRHôpital Lyon Sud · FRHôpital Saint-Antoine · FRHospices Civils de Lyon · FRInstitut Gustave Roussy · FROnco Lille · FRUniversité d'Angers · FRUniversité de Strasbourg · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe prognosis and chemoresistance of signet-ring cell (SRC) gastric adenocarcinoma have been reported and debated, and the utility of perioperative chemotherapy for such a tumor has been questioned . This study was performed to assess the impact of the SRC type on survival following resection of gastric adenocarcinoma, and to assess whether the prognostic factors (including perioperative chemotherapy) for non-SRC adenocarcinoma differed from those for SRC adenocarcinoma.

methods1799 cases of adenocarcinoma that were consecutively treated from 1997 to 2010 in 19 French centers by subtotal or total gastrectomy were included in a retrospective study. A D2 lymphadenectomy was performed for antropyloric tumors, and a modified D2 for upper tumors. SRC adenocarcinoma was diagnosed based on the presence of isolated carcinoma cells containing mucin.

resultsA total gastrectomy was performed in 979 (54.4 %) patients. SRC adenocarcinoma was diagnosed in 899 (50 %) patients. Patients with an SRC tumor were more frequently female, younger, and malnourished, had lower ASA scores, and had larger tumors than non-SRC patients. Median survival in patients with non-SRC carcinoma was 51 months, as compared to 26 months in patients with SRC carcinoma (p < 0.001). At multivariate analysis, SRC type remained an independent adverse prognostic factor (HR = 1.182). Factors that were prognostic in the SRC subgroup but not in the non-SRC subgroup were age >60 years, linitis, and involvement of adjacent organs. In contrast to non-SRC tumors, pre- and postoperative chemotherapy did not significantly impact on survival following resection of SRC adenocarcinoma.

conclusionIn comparison to non-SRC adenocarcinoma, the SRC type has a worse prognosis, different prognostic factors, and is only poorly sensitive to perioperative chemotherapy. Non-SRC and SRC adenocarcinomas should be considered different entities in future therapeutic trials.

Indexed as

AdenocarcinomaAdultAgedAged, 80 and overCarcinoma, Signet Ring CellFemaleFollow-Up StudiesHumansLymphatic MetastasisMaleMiddle AgedNeoplasm Recurrence, LocalNeoplasm StagingPeritoneal NeoplasmsPrognosisRetrospective StudiesChemotherapyGastric adenocarcinomaPrognosisSignet-ring cellSurgery

Identifiers

PMID26606931
OpenAlexW2173789085

What OpenQuestion holds

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Registered trials

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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.