Evidence map›Paper›PMID 40576852›Full record

ReviewCurrent gastroenterology reports2025

A Guide Through the Tunnel: Updates in the Approach to Classification and Management of Perianal Fistulizing Crohn's Disease.

WonKyung J Cho, Serre-Yu Wong

Abstract readReview
PubMed Publisher
In one paragraph

Review in Current gastroenterology reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

WonKyung J ChoDepartment of Medicine, Long Island Jewish Forest Hills, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell Health System, Forest Hills, NY, USA.
Serre-Yu WongThe Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, One Gustave L. Levy Place, Box 1069, New York, NY, 10029, USA. serre-yu.wong@mountsinai.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purpose of reviewPerianal fistulizing Crohn's disease (PFCD) is a severe and debilitating phenotype of Crohn's disease that presents significant clinical and therapeutic challenges. This review aims to outline a practical approach to classification and management, emphasizing the utility of the TOpClass system. RECENT

findingsThe TOpClass classification incorporates clinical and anatomic characteristics to assess severity, treatment options, and patient-clinician goals. Post-hoc analyses from clinical trials for the Janus kinase inhibitor Upadacitinib and emerging data on IL-23 receptor antagonists suggest potential roles beyond anti-TNFs, while the broader use of mesenchymal stem cell therapy remains limited due to inconsistent efficacy. Fistula conditioning with curettage and internal opening closure-an underutilized technique-alongside adjunctive therapies such as hyperbaric oxygen therapy (HBOT), has shown promise in promoting wound healing in select patients. The TOpClass classification, by integrating patient-centered factors and multidisciplinary management, offers a comprehensive and adaptable framework for PFCD, addressing key gaps in treatment planning, standardization, and research. The classification will enable tailored, evidence-based care across the disease spectrum.

Indexed as

Crohn DiseaseRectal FistulaHumansHyperbaric OxygenationCrohn’s diseasePerianal fistulaPerianal fistulizing Crohn’s diseaseTOpClass classification

Identifiers

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.