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Publication Name World Journal of Gastrointestinal Pathophysiology
Manuscript ID 110421
Country Sri Lanka
Received
2025-06-07 02:58
Peer-Review Started
2025-06-07 02:58
First Decision by Editorial Office Director
2025-06-24 11:00
Return for Revision
2025-06-24 11:00
Revised
2025-07-04 17:31
Publication Fee Transferred
Second Decision by Editor
2025-11-04 02:37
Second Decision by Editor-in-Chief
Final Decision by Editorial Office Director
2025-11-04 06:13
Articles in Press
2025-11-04 06:13
Edit the Manuscript by Language Editor
2025-11-09 02:26
Typeset the Manuscript
2025-12-10 07:58
Publish the Manuscript Online
2025-12-22 07:43
ISSN 2150-5330 (online)
Open Access This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
Copyright The Author(s) 2025. Published by Baishideng Publishing Group Inc. All rights reserved.
Article Reprints For details, please visit: http://www.wjgnet.com/bpg/gerinfo/247
Permissions For details, please visit: http://www.wjgnet.com/bpg/gerinfo/207
Publisher Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA
Website http://www.wjgnet.com
Category Gastroenterology & Hepatology
Manuscript Type Case Control Study
Article Title Delayed orocecal transit in pediatric gut-brain interaction disorders: A comparative study using the lactulose breath test
Manuscript Source Invited Manuscript
All Author List Niranga Manjuri Devanarayana, Shaman Rajindrajith, Delpechitracharige Gajabahu Harendra de Silva and Hithanadura Janaka de Silva
ORCID
Author(s) ORCID Number
Niranga Manjuri Devanarayana http://orcid.org/0000-0002-2988-110X
Shaman Rajindrajith http://orcid.org/0000-0003-1379-5052
Funding Agency and Grant Number
Funding Agency Grant Number
University of Kelaniya RP/03/04/13/01/01
Corresponding Author Niranga Manjuri Devanarayana, MD, PhD, Professor, Department of Physiology, Faculty of Medicine, University of Kelaniya, Thalagolla Road, Ragama 11010, Western Province, Sri Lanka. niranga@kln.ac.lk
Key Words Abdominal pain; Child; Disorders of gut-brain interaction; Functional gastrointestinal disorders; Gastrointestinal transit; Lactulose breath test
Core Tip This study evaluated orocecal transit time (OCTT) using the breath hydrogen test in children with functional abdominal pain disorders (FAPDs). Results showed significantly longer OCTT in patients compared to healthy controls, suggesting that impaired small intestinal transit may be a feature of FAPDs. However, the absence of correlation between OCTT and symptom severity indicates that delayed transit is unlikely to be a major contributor to symptom generation. These findings highlight the complexity of FAPD pathophysiology and suggest that while small intestinal motility disturbances are present, other mechanisms likely play a key role in symptom expression.
Publish Date 2025-12-22 07:43
Citation

Devanarayana NM, Rajindrajith S, de Silva DGH, de Silva HJ. Delayed orocecal transit in pediatric gut-brain interaction disorders: A comparative study using the lactulose breath test. World J Gastrointest Pathophysiol 2025; 16(4): 110421

URL https://www.wjgnet.com/2150-5330/full/v16/i4/110421.htm
DOI https://dx.doi.org/10.4291/wjgp.v16.i4.110421
Full Article (PDF) WJGP-16-110421-with-cover.pdf
STROBE Statement 110421-STROBE-statement.pdf
Manuscript File 110421_Auto_Edited_030340.docx
Answering Reviewers 110421-answering-reviewers.pdf
Audio Core Tip 110421-audio.m4a
Biostatistics Review Certificate 110421-biostatistics-statement.pdf
Conflict-of-Interest Disclosure Form 110421-conflict-of-interest-statement.pdf
Copyright License Agreement 110421-copyright-assignment.pdf
Signed Informed Consent Form(s) or Document(s) 110421-informed-consent-statement.pdf
Institutional Review Board Approval Form or Document 110421-institutional-review-board-statement.pdf
Non-Native Speakers of English Editing Certificate 110421-non-native-speakers.pdf
Peer-review Report 110421-peer-reviews.pdf
Scientific Misconduct Check 110421-scientific-misconduct-check.png
Scientific Editor Work List 110421-scientific-editor-work-list.pdf
CrossCheck Report 110421-crosscheck-report.pdf