Evidence map›Paper›PMID 39776938›Full record

ArticleMolecular and clinical oncology2025

Benefits of neoadjuvant chemotherapy with gemcitabine plus S-1 for resectable pancreatic ductal adenocarcinoma.

Teijiro Hirashita, Kazuhiro Tada, Yuiko Nagasawa, Hiroki Orimoto, Masahiro Kawamura, Atsuro Fujinaga, Hiroomi Takayama, Yoko Kawano, Takashi Masuda, Yuichi Endo and 1 more

Abstract read
In one paragraph

Article in Molecular and clinical oncology, 2025. 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. Article
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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

11 authors.

Teijiro HirashitaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Kazuhiro TadaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Yuiko NagasawaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Hiroki OrimotoDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Masahiro KawamuraDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Atsuro FujinagaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Hiroomi TakayamaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Yoko KawanoDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Takashi MasudaDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Yuichi EndoDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.
Masafumi InomataDepartment of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine, Yufu, Oita 879-5593, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Currently, neoadjuvant chemotherapy (NAC) is usually performed even for resectable pancreatic ductal adenocarcinoma (rPDAC). The present study investigated the benefits of NAC with gemcitabine plus S-1 for rPDAC. The medical records of 170 patients diagnosed as having rPDAC based on preoperative imaging were reviewed retrospectively. Clinicopathological factors in the NAC group were compared with those in the upfront surgery (UpS) group. NAC was administered to 30 of the 170 patients. The period from first visit to treatment in the NAC group was shorter than that in the UpS group (P<0.001). Staging laparoscopy detected occult distant metastases in 12 of the 170 patients (7%), of whom all 12 were in the UpS group. All patients in the NAC group underwent surgical resection (P=0.028). Among the 158 patients who underwent pancreatectomy, the NAC group showed rapid induction of the treatment, non-inferior operative outcomes and a higher R0 rate compared with the UpS group. Rates of early recurrence (within 6 months) after surgery were 10% (3/30) in the NAC group and 29% (37/128) in the UpS group (P=0.021). NAC for rPDAC is beneficial in terms of rapid induction of the treatment, fewer occult metastases, and lower rate of early recurrence.

Indexed as

distant metastasisneoadjuvant chemotherapypancreatectomypancreatic ductal adenocarcinomastaging laparoscopy

Identifiers

PMID39776938
PMCPMC11704984

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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.