Evidence map›Paper›PMID 39496819›Full record

ArticleVirchows Archiv : an international journal of pathology2025

Gastric-like (pseudopyloric and pseudofoveolar) metaplasia and Paneth cell hyperplasia-neglected histological features of chronic ileal inflammation.

Anita Sejben, Ágnes Bàthori, Fanni Hegedűs, Béla Vasas, Gregory Y Lauwers, Bence Kővári

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Article in Virchows Archiv : an international journal of pathology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
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1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Anita SejbenDepartment of Pathology, Albert Szent-Györgyi Medical School, University of Szeged, 2 Állomás Utca, Szeged, Hungary, 6725.ORCID http://orcid.org/0000-0002-9434-2989
Ágnes BàthoriDepartment of Pathology, Albert Szent-Györgyi Medical School, University of Szeged, 2 Állomás Utca, Szeged, Hungary, 6725.
Fanni HegedűsDepartment of Pathology, Albert Szent-Györgyi Medical School, University of Szeged, 2 Állomás Utca, Szeged, Hungary, 6725.ORCID http://orcid.org/0000-0002-8734-3633
Béla VasasDepartment of Pathology, Albert Szent-Györgyi Medical School, University of Szeged, 2 Állomás Utca, Szeged, Hungary, 6725.ORCID http://orcid.org/0000-0001-8499-8442
Gregory Y LauwersDepartment of Pathology, H. Lee Moffitt Cancer Center and Research Institute, 12902 USF Magnolia Drive, Tampa, FL, 33612, USA.ORCID http://orcid.org/0000-0002-0897-5385
Bence KőváriDepartment of Pathology, Mass General Brigham, Harvard Medical School, 55 Fruit Street, Boston, MA, 02114, USA. kovari.bence.p@gmail.com.ORCID http://orcid.org/0000-0002-4498-8781

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Architectural distortion and basal plasmacytosis are the most widely recognized histologic features of chronic ileal inflammation. However, these features might be difficult to assess in small, poorly oriented, or superficial biopsies. Additional features of chronic mucosal damage, including pseudopyloric or pseudofoveolar metaplasia and Paneth cell hyperplasia, have been less commonly reported, and their broader appreciation could facilitate the diagnosis of chronic ileal inflammatory conditions. The prevalence of gastric-like (pseudopyloric and pseudofoveolar) metaplasia and Paneth cell hyperplasia was evaluated in 102 ileal biopsies obtained from patients with Crohn's disease (n = 47), ulcerative colitis with endoscopically normal ileum (n = 20) or with backwash ileitis (n = 20), and nonsteroidal anti-inflammatory drugs- (NSAIDs-) induced ileitis (n = 15). Gastric-like metaplasia was identified in 23% of CD and 13% of NSAID-induced ileitis cases, whereas it was absent among all ulcerative colitis cases. Pseudopyloric metaplasia, pseudofoveolar metaplasia, or a combination of both was documented in 13%, 2%, and 9% of Crohn's disease cases, respectively. NSAID-associated cases showed only pseudopyloric metaplasia. Paneth cell hyperplasia was detected in 43% of Crohn's disease cases, 13% of NSAID-induced ileitis cases, and 5% of backwash ileitis cases. Accordingly, pseudofoveolar metaplasia, pseudopyloric metaplasia, and Paneth cell hyperplasia are not uncommon in conditions causing chronic ileal inflammation. They are most frequently detected in Crohn's disease, but may also be present in NSAID-induced ileitis, whereas they are significantly less common in backwash ileitis and absent in normal ileum. Given the surface localization of pseudofoveolar metaplasia, its identification can be particularly helpful when dealing with poorly oriented or superficial samples.

Indexed as

IleitisIleumPaneth CellsAdultAgedAnti-Inflammatory Agents, Non-SteroidalBiopsyChronic DiseaseColitis, UlcerativeCrohn DiseaseFemaleHumansHyperplasiaMaleMetaplasiaMiddle AgedAnti-Inflammatory Agents, Non-SteroidalCrohn’s diseaseFoveolar metaplasiaGastric metaplasiaInflammatory bowel diseasePaneth cell hyperplasiaPseudopyloric metaplasia

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