Evidence map›Paper›PMID 27554912›Full record

ReviewAlimentary pharmacology & therapeutics2016

Review article: the pathogenesis of pouchitis.

K M Schieffer, E D Williams, G S Yochum, W A Koltun

Open access · bronzeAbstract readReview
In one paragraph

Review in Alimentary pharmacology & therapeutics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
4.5field-weighted citation impact, top 6% 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

26 citing papers in PubMed, 92 citations in OpenAlex.

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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

4 authors at 1 institution in 1 country.

K M SchiefferDepartment of Surgery, Division of Colon and Rectal Surgery, College of Medicine, The Pennsylvania State University, Hershey, PA, USA.ORCID 0000-0002-2688-8680
E D WilliamsDepartment of Medicine, Division of Gastroenterology, College of Medicine, The Pennsylvania State University, Hershey, PA, USA.
G S YochumDepartment of Surgery, Division of Colon and Rectal Surgery, College of Medicine, The Pennsylvania State University, Hershey, PA, USA.
W A KoltunDepartment of Surgery, Division of Colon and Rectal Surgery, College of Medicine, The Pennsylvania State University, Hershey, PA, USA. wkoltun@hmc.psu.edu.
Pennsylvania State University · US

Funding

Penn State Clinical and Translational Science InstituteUL1TR002014 · NCATS · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI KRASCHNEWSKI, JENNIFER L. · 2016 to 2025
$33.7M
Penn State Clinical and Translational Science InstituteUL1TR000127 · NCATS · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI SINOWAY, LAWRENCE I · 2012 to 2015
$17.1M
NRSA Training CoreTL1TR002016 · NCATS · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI THOMAS, GAIL D. · 2016 to 2025
$3.4M
Penn State Clinical and Translational Science InstituteTL1TR000125 · NCATS · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI SINOWAY, LAWRENCE I · 2012 to 2015
$550k
NCATS NIH HHS TL1 TR000125NCATS NIH HHS TL1 TR002016NCATS NIH HHS UL1 TR000127NCATS NIH HHS UL1 TR002014
6 · The paper itself

Abstract

backgroundA total proctocolectomy followed by ileal pouch-anal anastomosis is a potentially curative surgery for ulcerative colitis or familial adenomatous polyposis. About 5-35% of patients with ulcerative colitis and 0-11% of patients with familial adenomatous polyposis develop subsequent inflammation of the ileal pouch termed pouchitis.

aimTo provide a comprehensive analysis of the research studying the possible pathogenesis of pouchitis. The goals were to identify promising areas of investigation, to help focus clinicians, researchers and patients on how to better understand and then potentially manage ileal pouchitis, and to provide avenues for future research investigations.

methodsThis review examined manuscripts from 1981 to 2015 that discussed and/or proposed hypotheses with supportive evidence for the potential underlying pathogenic mechanism for pouchitis.

resultsThe pathogenesis of pouchitis is not definitively understood, but various hypotheses have been proposed, including (i) recurrence of ulcerative colitis, (ii) dysbiosis of the ileal pouch microbiota, (iii) deprivation of nutritional short-chain fatty acids, (iv) mucosal ischaemia and oxygen-free radical injury, (v) host genetic susceptibility and (vi) immune dysregulation. However, none of these alone are able to fully explain pouchitis pathogenesis.

conclusionsPouchitis, similar to inflammatory bowel disease, is a complex disorder that is not caused by any one single factor. More likely, pouchitis occurs through a combination of both dysregulated host inflammatory mechanisms and interaction with luminal microbiota.

Indexed as

Adenomatous Polyposis ColiAnal CanalColitis, UlcerativeColonic PouchesDysbiosisFatty Acids, VolatileHumansInflammationMicrobiotaPouchitisProctocolectomy, RestorativeFatty Acids, Volatile

Identifiers

PMID27554912
PMCPMC5785099
OpenAlexW2510221800

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.