Evidence map›Paper›PMID 31583514›Full record

ArticleObesity surgery2019

Clinical, Endoscopic, and Histologic Findings at the Distal Esophagus and Stomach Before and Late (10.5 Years) After Laparoscopic Sleeve Gastrectomy: Results of a Prospective Study with 93% Follow-Up.

Attila Csendes, Omar Orellana, Gustavo Martínez, Ana María Burgos, Manuel Figueroa, Enrique Lanzarini

Abstract read
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In one paragraph

Article in Obesity surgery, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 1 pooled it
8.0field-weighted citation impact, top 2% 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

36 citing papers in PubMed, 1 synthesis or guideline pooled it, 74 citations in OpenAlex.

  1. Pooled it
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  8. American Society for Gastrointestinal Endoscopy guideline on the diagnosis and management of GERD: methodology and review of evidence.VideoGIE : an official video journal of the American Society for Gastrointestinal Endoscopy · 2025
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  9. Review
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  11. Antireflux mucosectomy as an effective treatment for GERD after laparoscopic sleeve gastrectomy.VideoGIE : an official video journal of the American Society for Gastrointestinal Endoscopy · 2024
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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

6 authors at 2 institutions in 1 country.

Attila CsendesDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile. acsendes@hcuch.cl.ORCID http://orcid.org/0000-0002-7524-8057
Omar OrellanaDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile.
Gustavo MartínezDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile.
Ana María BurgosDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile.
Manuel FigueroaDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile.
Enrique LanzariniDepartment of Surgery, University Hospital, University of Chile, Santos Dumont #999, Santiago, Chile.
University of Chile · CLHospital Dipreca · CL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivePerform a prospective study based on sequential clinical, endoscopic, and histologic evaluations of the foregut late after laparoscopic sleeve gastrectomy (LSG) in obese patients. After LSG, several studies have suggested an increase in the incidence of clinical gastroesophageal reflux (GERD) while others have reported an improvement but based mainly on clinical questionnaires.

methodsProspective study of 104 consecutive patients submitted to LSG. Several postoperative endoscopic and histologic evaluations of the esophagogastric junction (EGJ) and the gastric tube (GT) were performed and correlated with symptomatic findings.

resultsAccording to clinical preoperative findings, patients were divided into non-refluxers (Group I) and refluxers (Group II). Seven patients were unreachable, leaving 97 (93%) for late evaluation. Among Group I, 58.5% developed de novo GERD, while in Group II just 13.6% showed the disappearance of them. Endoscopic evaluations showed progressive deterioration of the EGJ in Group I, with the development of erosive esophagitis (EE), hiatal hernia (HH), and dilated cardia in a large proportion of them. In the GT, the presence of bile was seen in 40%, and an open immobile pylorus was detected in 82%. Short-segment Barrett's esophagus (BE) appeared in 4%.

conclusionsPatients submitted to LSG showed a significant and progressive increase in the presence of "de novo" GERD. Also, an increased duodenogastric reflux was seen through an open and immobile pylorus. Therefore, based on these results, it seems like LSG is a "pro-reflux" surgical procedure, which should be continuously evaluated late after surgery.

Indexed as

Endoscopy, GastrointestinalGastrectomyHistological TechniquesAdolescentAdultBarrett EsophagusComorbidityEsophageal DiseasesEsophagitisFemaleFollow-Up StudiesGastroesophageal RefluxHernia, HiatalHumansIncidenceLaparoscopyEndoscopic findingsGastroesophageal refluxHistology of EGJSleeve gastrectomy

Identifiers

PMID31583514
OpenAlexW2978826216

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.