Evidence map›Paper›PMID 32308600›Full record

ArticleCase reports in oncology

A Rare Case of Gastric Schwannoma: A Case Report and Literature Review.

Senichiro Yanagawa, Kenichi Kagemoto, Hidehiro Tanji, Shinya Kodama, Yukio Takeshima, Kazuo Sumimoto

Open access · goldAbstract readCase Reports
In one paragraph

Article in Case reports in oncology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
1.1field-weighted citation impact, top 23% 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

8 citing papers in PubMed, 1 synthesis or guideline pooled it, 10 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Multiple Gastric Schwannoma: A Case Report.Current medical imaging · 2025
    Article
  5. Article
  6. Review
  7. Article
  8. Article
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

6 authors at 2 institutions in 1 country.

Senichiro YanagawaDepartment of Surgery, Yoshida General Hospital, Akitakata City, Japan.
Kenichi KagemotoDepartment of Internal Medicine, Yoshida General Hospital, Akitakata City, Japan.
Hidehiro TanjiDepartment of Surgery, Yoshida General Hospital, Akitakata City, Japan.
Shinya KodamaDepartment of Surgery, Yoshida General Hospital, Akitakata City, Japan.
Yukio TakeshimaDepartment of Pathology, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan.
Kazuo SumimotoDepartment of Surgery, Yoshida General Hospital, Akitakata City, Japan.
Nishida Hospital · JPHiroshima University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In general, schwannoma is a benign and slow-glowing neoplasm that rarely occurs in the gastrointestinal tract as a submucosal tumor (SMT), with the most common site being the stomach. As gastric schwannoma (GS) is a rare tumor, there is limited data in the literature about its clinical features. The diagnosis of schwannoma can only be made by pathological examination with positive staining for S-100 protein. It is necessary to obtain an accurate diagnosis to introduce optimal treatment options preoperatively. However, a precise diagnosis of GS is difficult, even with modern imaging techniques. On the other hand, a complete resection with a negative surgical margin (R0) of GS is considered the best treatment, with an excellent prognosis. We present a case of a 66-year-old female patient who underwent laparoscopic-assisted wedge gastrectomy for gastric SMT, pathologically diagnosed as GS, with positive staining for S-100 protein and negative for c-kit and CD34. At 12-month follow-up after surgery, there was no recurrence or metastasis of GS. Our treatment is appropriate and effective in case of GS exceeding 50 mm.

Indexed as

Gastric schwannomaLaparoscopic surgerySurgical resection

Identifiers

PMID32308600
PMCPMC7154269
OpenAlexW3013004207

What OpenQuestion holds

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LicenceCC BY-NC
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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.