Evidence map›Paper›PMID 42889238›Full record

ArticleBritish journal of pain2026

Pathophysiology of pain in acute pancreatitis: A narrative review.

Patrice Forget, Urszula Brzuchalska, Sören Marsmann, Sara Brophy, Brittany Chimsuk, Brooke Irvine, Conor Logan, Sophie Macdonald, Andrew Mands, Sharon Vivienne Mathews and 6 more

Abstract read
In one paragraph

Article in British journal of pain, 2026. 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

16 authors.

Patrice ForgetInstitute of Applied Health Sciences, School of Medicine, University of Aberdeen, Aberdeen, UK.
Urszula BrzuchalskaSchool of Medicine, University of Aberdeen, Aberdeen, UK.ORCID https://orcid.org/0009-0007-7694-9561
Sören MarsmannDepartment of Anaesthesiology, Intensive Care and Pain Medicine, University Hospital Muenster, Muenster, Germany.ORCID https://orcid.org/0009-0003-7282-835X
Sara BrophySchool of Medicine, University of Aberdeen, Aberdeen, UK.
Brittany ChimsukSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Brooke IrvineSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Conor LoganSchool of Medicine, University of Aberdeen, Aberdeen, UK.ORCID https://orcid.org/0009-0009-7522-642X
Sophie MacdonaldSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Andrew MandsSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Sharon Vivienne MathewsSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Mark McmillanSchool of Medicine, University of Aberdeen, Aberdeen, UK.ORCID https://orcid.org/0009-0007-4694-9296
Sneha ProthasisSchool of Medicine, University of Aberdeen, Aberdeen, UK.
Emma ThomsonSchool of Medicine, University of Aberdeen, Aberdeen, UK.ORCID https://orcid.org/0009-0009-8162-8513
Asbjørn Mohr DrewesDepartment of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark.ORCID https://orcid.org/0000-0001-7465-964X
Sanjay PandanaboyanaDepartment of HPB and Transplant Surgery, Freeman Hospital, Newcastle Upon Tyne, UK.
Esther Pogatzki-ZahnDepartment of Anaesthesiology, Intensive Care and Pain Medicine, University Hospital Muenster, Muenster, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and objective: Pain affects between 80 and 95% of patients with acute pancreatitis (AP). However, despite its importance and severity, the pathophysiological mechanisms are not well understood. This narrative review aims to review current knowledge about the pathophysiological mechanisms of pain in AP. Methods databases and data treatment: A search of electronic databases (PubMed/MEDLINE, Embase, and Cochrane) was conducted from January 31 2024 to July 25 2025. Inclusion criteria included any study on acute pancreatitis and pain (management). Exclusion criteria included the absence of relevant content or specific information about pain in AP. Results: We identified 11 studies. Two potential pain pathways were identified, categorised as nociceptive and neuropathic. Nociceptive signals are enhanced through the release of inflammatory mediators, such as nuclear factor-kappa B, nitric oxide and interleukin-6, in response to tissue damage. Furthermore, the characteristic visceral and referred pain is likely attributed to high levels of overlap of primary sensory afferent fibre activation and neuronal convergence. Damage of the central and peripheral nervous system through the upregulation of voltage-gated ion channels, vanilloid receptors and transmembrane proteins may cause neuropathic-like pain. This triggers neurogenic inflammation and further release of neuropeptides, inducing an auto-amplification loop between neurogenic inflammation and neuropathic pain, with one positively reinforcing the other. Conclusions: Diagnostic approaches in AP should consider nociceptive and neuropathic mechanisms, which should guide specific pain management. However, the knowledge gap remains significant, for example, for specific biomarkers and mechanisms enabling the development of target-specific personalised treatments for pain in AP in the future. Significance statement: In 2023, the James Lind Alliance priority-setting partnership in pancreatitis indicated that the number one priority for AP is establishing more effective ways to manage pain.

Indexed as

acute painnociceptive painnociceptorspainpain-referredvisceral pain

Identifiers

PMID42889238
PMCPMC13669248

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.