Evidence map›Paper›PMID 41675143›Full record

ArticleCase reports in surgery2026

Prior Roux-en-Y Gastric Bypass Patient With Duodenal Fistula After Perforated Duodenal Ulcer Case Report.

Caroline Couch, Matthew Abourezk

Abstract read
In one paragraph

Article in Case reports in surgery, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

2 authors.

Caroline CouchAllegheny General Hospital, 320 East North Avenue Suite 592, Pittsburgh, Pennsylvania, USA, wpahs.org.ORCID https://orcid.org/0000-0001-7180-7192
Matthew AbourezkAllegheny General Hospital, 320 East North Avenue Suite 592, Pittsburgh, Pennsylvania, USA, wpahs.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Perforated duodenal ulcers are a rare occurrence in patients with a history of Roux-en-Y gastric bypass (RNYGB). This case report is of a patient who had two separate presentations of perforated duodenal ulcer despite a history of RNYGB and who progressed to a high-output duodenal-cutaneous fistula after failing the second Graham patch. This highlights the impact ulcer disease can have even in RNYGB patients.

Identifiers

PMID41675143
PMCPMC12887690

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.