Evidence map›Paper›PMID 33104918›Full record

ArticleSurgical endoscopy2021

Endoscopic versus surgical resection in the management of gastric schwannomas.

Ya-Qi Zhai, Ning-Li Chai, Wen-Gang Zhang, Hui-Kai Li, Zhong-Sheng Lu, Xiu-Xue Feng, Sheng-Zhen Liu, En-Qiang Linghu

Abstract read
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In one paragraph

Article in Surgical endoscopy, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

13 citing papers in PubMed, 20 citations in OpenAlex.

  1. Trial
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  5. [Laparoscopic management of gastric schwannoma].Revista medica del Instituto Mexicano del Seguro Social · 2025
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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

8 authors at 2 institutions in 2 countries.

Ya-Qi Zhai *Department of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Ning-Li Chai *Department of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Wen-Gang Zhang *Department of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Hui-Kai LiDepartment of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Zhong-Sheng LuDepartment of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Xiu-Xue FengDepartment of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
Sheng-Zhen LiuDepartment of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China.
En-Qiang LinghuDepartment of Gastroenterology and Hepatology, Chinese PLA General Hospital, 28 Fuxing Road, Beijing, 100853, China. linghuenqiang@vip.sina.com.ORCID 0000-0003-4506-7877
Chinese PLA General Hospital · CNHarvard University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimsGastric schwannoma (GS) is not well clinically recognized and surgical resection (SR) remains the mainstay of treatment. Recently, endoscopic resection (ER) appears to be a safe and effective alternative. However, its comparative outcomes with SR is lacking. Our aim was to first compare clinical outcomes and costs between ER and SR in the management of GSs.

methodsA total of 46 consecutive patients with GSs who underwent ER (n = 16) or SR (n = 30) in our large tertiary center between July 2007 and Oct 2018 were included. Clinicopathologic features, clinical outcomes, medical costs and follow-up were retrospectively reviewed and compared between two groups.

resultsBaseline characteristics are comparable except for a smaller tumor size in ER group (22.9 vs 41.0 mm, p = 0.002). Complete resection was achieved in 87.5% of patients with ER and 100% of patients with SR (p = 0.116). The ER group had a significant shorter operative time (91.6 vs 128.2 min), less blood loss (16.9 vs 62.7 mL) and lower operation cost (21,054.4 vs 30,843.4 RMB) than SR group (all p < 0.05). There was no significant difference in adverse events (12.5% vs 10%, p = 0.812) and length of postoperative hospital stay (8.3 vs 8.2 days, p = 0.945). During a long-term follow-up of mean 37.4 months (range 6-140 months), no residue, recurrence or metastasis was observed in both groups.

conclusionsCompared with SR, ER has the similar safety and efficacy in the management of GSs, but contributes to a shorter operation time and lower medical costs. ER may be considered as the first-line treatment, especially for patients with GSs smaller than 30 mm.

Indexed as

Endoscopic Mucosal ResectionNeurilemmomaStomach NeoplasmsGastroscopyHumansNeoplasm Recurrence, LocalRetrospective StudiesTreatment OutcomeEndoscopic full-thickness resectionEndoscopic submucosal excavationGastric schwannomaLaparoscopic wedge resection

Identifiers

PMID33104918
OpenAlexW3094436709

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.