Evidence map›Paper›PMID 39885803›Full record

ReviewTissue barriers2025

Fistula in Crohn's disease: classification, pathogenesis, and treatment options.

Kimia Basiji, Nesa Kazemifard, Maryam Farmani, Kasra Jahankhani, Shaghayegh Baradaran Ghavami, Amir Fallahnia, Hesameddin Eghlimi, Adil Mir

Abstract readReview
In one paragraph

Review in Tissue barriers, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. A Developmental Perspective on the Intestinal Microbiota in Crohn's Disease.International journal of molecular sciences · 2026
    Review
  5. Article
  6. Article
  7. Article
  8. 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

8 authors.

Kimia BasijiBasic and Molecular Epidemiology of Gastrointestinal Disorders Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Nesa KazemifardGastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Maryam FarmaniGastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Kasra JahankhaniBasic and Molecular Epidemiology of Gastrointestinal Disorders Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Shaghayegh Baradaran GhavamiGastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.ORCID 0000-0003-0359-8653
Amir FallahniaGastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Hesameddin EghlimiDepartment of General Surgery, Ayatollah Taleghani Hospital, Shahid Beheshti University of Medical Science, Tehran, Iran.
Adil MirDepartment of Gastroenterology and Hepatology, Virginia Tech Carilion School of Medicine (VTCSOM), Carilion Clinic, Roanoke, VA, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Crohn's disease is a form of inflammation that affects the gastrointestinal (GI) tract. It is characterized by persistent inflammation in the gut, which can lead to the formation of abnormal connections called fistulas. These fistulas can occur between the GI tract and the abdominal cavity, adjacent organs, or the skin. The most prevalent type of fistula in Crohn's disease patients is the perianal fistula, which forms between the rectum and the skin near the anus. Although the exact cause of fistula formation is not fully understood, research suggests that factors such as epithelial to mesenchymal transition, matrix metalloproteinase, immune system dysregulation, and microbiota may contribute to their development. There is currently no definitive treatment for fistula closure, but options include surgery, endoscopic procedures, antibiotics, biologic agents, and immunosuppressive drugs. These treatments can be used alone or in combination. However, recurrence is a significant challenge that needs to be addressed in the case of fistula treatment. This review provides an overview of the common types of fistulas, their characteristics, the main factors and mechanisms of fistula formation, and available therapeutic options.

Indexed as

Crohn DiseaseIntestinal FistulaRectal FistulaHumansCrohn’s diseaseFistulafistula pathogenesisfistula treatmentperianal fistula

Identifiers

PMID39885803
PMCPMC12477869

What OpenQuestion holds

Textmetadata
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.