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World J Radiol. Mar 28, 2024; 16(3): 40-48
Published online Mar 28, 2024. doi: 10.4329/wjr.v16.i3.40
Chronic pancreatitis: Pain and computed tomography/magnetic resonance imaging findings
Yue Feng, Ling-Ji Song, Bo Xiao
Yue Feng, Ling-Ji Song, Department of Radiology, The Affiliated Hospital of North Sichuan Medical College, Nanchong 637000, Sichuan Province, China
Bo Xiao, Department of Radiology, Bishan Hospital of Chongqing Medical University, Bishan Hospital of Chongqing, Chongqing 402760, China
Author contributions: Feng Y, Song LJ and Xiao B designed the research study; Feng Y, Song LJ and Xiao B analyzed the data and wrote the manuscript; All authors have read and approved the final manuscript.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
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/
Corresponding author: Bo Xiao, MD, PhD, Associate Professor, Director, Doctor, Teacher, Department of Radiology, Bishan Hospital of Chongqing Medical University, Bishan Hospital of Chongqing, No. 9 Shuangxing Da Road, Chongqing 402760, China. xiaoboimaging@163.com
Received: December 27, 2023
Peer-review started: December 27, 2023
First decision: January 5, 2024
Revised: January 19, 2024
Accepted: February 26, 2024
Article in press: February 26, 2024
Published online: March 28, 2024
Processing time: 90 Days and 3.7 Hours
Abstract

Chronic pancreatitis (CP) is a fibroinflammatory disease characterized by irreversible destruction of pancreatic tissue. With the development of the disease, it may lead to exocrine and/or endocrine insufficiency. CP is one of the common diseases that cause abdominal pain, which will not get permanent spontaneous relief as the disease evolves. The American College of Gastroenterology clinical guidelines recommend computed tomography or magnetic resonance imaging as the first-line examination for the diagnosis of CP. CP common imaging findings include pancreatic atrophy, irregular dilatation of the pancreatic duct, calcification of pancreatic parenchyma, pancreatic duct stones, etc. In clinical practice, whether any correlations between CP-induced abdominal pain patterns (no pain/constant/intermittent pain) and corresponding imaging findings present are not well known. Therefore, this review aims to comprehensively sort out and analyze the relevant information by collecting lots of literature on this field, so as to construct a cross-bridge between the clinical manifestations and imaging manifestations of CP patients. Also, it provides an imaging basis and foundation for the classification and diagnosis of abdominal pain types in clinical CP patients.

Keywords: Chronic pancreatitis, Pancreatitis, Abdominal pain, Computed tomography, Magnetic resonance imaging

Core Tip: Chronic pancreatitis (CP) is a fibroinflammatory syndrome. On the one hand, pain is the most common clinical manifestation of CP. On the other hand, computed tomography (CT)/magnetic resonance imaging (MRI) is the most commonly used imaging examination for CP, and the American College of Gastroenterology clinical guidelines recommend CT or MRI as the first-line examination for the diagnosis of CP. However, there is no review on whether there is a correlation between pain and CT/MRI. For this reason, this article focuses on summarizing the relationship between the pain patterns or types of the CP and the corresponding CT/MRI imaging findings, which is conducive to the integration of relevant and scattered contents, and is conducive to building a cross-bridge between clinical manifestations and imaging findings of CP patient. At the same time, it will promote academic exchanges between different medical centers as well as scientific research and teaching.