Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis

Objective: This study aimed to explore the computed tomography (CT) features of the intraductal papillary mucinous neoplasm of the bile duct (IPMN-B). Methods: A retrospective analysis was conducted on the clinical data and CT findings of three patients with surgically and pathologically confirmed I...

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Main Authors: Xinzheng WANG, Jinzhi FANG, Dafei YU, Jianbing ZENG, Yuzhong ZHANG, Linning E
Format: Article
Language:English
Published: Editorial Office of Computerized Tomography Theory and Application 2025-01-01
Series:CT Lilun yu yingyong yanjiu
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Online Access:https://www.cttacn.org.cn/cn/article/doi/10.15953/j.ctta.2024.020
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author Xinzheng WANG
Jinzhi FANG
Dafei YU
Jianbing ZENG
Yuzhong ZHANG
Linning E
author_facet Xinzheng WANG
Jinzhi FANG
Dafei YU
Jianbing ZENG
Yuzhong ZHANG
Linning E
author_sort Xinzheng WANG
collection DOAJ
description Objective: This study aimed to explore the computed tomography (CT) features of the intraductal papillary mucinous neoplasm of the bile duct (IPMN-B). Methods: A retrospective analysis was conducted on the clinical data and CT findings of three patients with surgically and pathologically confirmed IPMN-B. Additionally, a review of the relevant literature was performed. Results: All three IPMN-B cases exhibited well-defined circular cystic lesions on CT cans. These lesions contained solid mural nodules or soft tissue densities with visible pedicles within the cysts. Notably, the lesions connected to the bile duct, and surrounding bile ducts showed varying degrees of dilation. Enhanced CT scans revealed mild to moderate uneven enhancement within the solid components of all three lesions, while the cystic components displayed no enhancement. Interestingly, one patient with IPMN-B underwent follow-up examinations over four years, demonstrating gradual enlargement and malignant transformation of the lesion. None of the three cases showed lymph node enlargement around the liver or retroperitoneum. Conclusion: The study suggests characteristic CT features of IPMN-B. These include well-defined cystic lesions with accompanying solid wall nodules or masses. Additionally, most lesions connect to the bile duct and are accompanied by bile duct dilation.
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issn 1004-4140
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record_format Article
series CT Lilun yu yingyong yanjiu
spelling doaj-art-60baaad0966443138965aa878ef5967b2025-01-21T09:14:44ZengEditorial Office of Computerized Tomography Theory and ApplicationCT Lilun yu yingyong yanjiu1004-41402025-01-0134115516210.15953/j.ctta.2024.0202024.020Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case AnalysisXinzheng WANG0Jinzhi FANG1Dafei YU2Jianbing ZENG3Yuzhong ZHANG4Linning E5Department of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaDepartment of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaDepartment of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaDepartment of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaDepartment of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaDepartment of Radiology, Longhua People’s Hospital of Shenzhen, Shenzhen 518109, ChinaObjective: This study aimed to explore the computed tomography (CT) features of the intraductal papillary mucinous neoplasm of the bile duct (IPMN-B). Methods: A retrospective analysis was conducted on the clinical data and CT findings of three patients with surgically and pathologically confirmed IPMN-B. Additionally, a review of the relevant literature was performed. Results: All three IPMN-B cases exhibited well-defined circular cystic lesions on CT cans. These lesions contained solid mural nodules or soft tissue densities with visible pedicles within the cysts. Notably, the lesions connected to the bile duct, and surrounding bile ducts showed varying degrees of dilation. Enhanced CT scans revealed mild to moderate uneven enhancement within the solid components of all three lesions, while the cystic components displayed no enhancement. Interestingly, one patient with IPMN-B underwent follow-up examinations over four years, demonstrating gradual enlargement and malignant transformation of the lesion. None of the three cases showed lymph node enlargement around the liver or retroperitoneum. Conclusion: The study suggests characteristic CT features of IPMN-B. These include well-defined cystic lesions with accompanying solid wall nodules or masses. Additionally, most lesions connect to the bile duct and are accompanied by bile duct dilation.https://www.cttacn.org.cn/cn/article/doi/10.15953/j.ctta.2024.020ctintraductal papillary mucinous neoplasm of the bile ductdiagnosis
spellingShingle Xinzheng WANG
Jinzhi FANG
Dafei YU
Jianbing ZENG
Yuzhong ZHANG
Linning E
Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
CT Lilun yu yingyong yanjiu
ct
intraductal papillary mucinous neoplasm of the bile duct
diagnosis
title Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
title_full Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
title_fullStr Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
title_full_unstemmed Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
title_short Diagnosing Intraductal Papillary Mucinous Neoplasm of the Bile Duct with Computed Tomography: A Clinical Case Analysis
title_sort diagnosing intraductal papillary mucinous neoplasm of the bile duct with computed tomography a clinical case analysis
topic ct
intraductal papillary mucinous neoplasm of the bile duct
diagnosis
url https://www.cttacn.org.cn/cn/article/doi/10.15953/j.ctta.2024.020
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