Evidence map›Paper›PMID 35117533›Full record

ArticleTranslational cancer research2020

Imaging features of intrahepatic bile duct adenoma in MRI.

Jufeng Qin, Guofeng Zhou, Xiaohui Sheng, Beidi Liu

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Article in Translational cancer research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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2citing papers in PubMed
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3 · Its place in the literature

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2 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Jufeng QinDepartment of imaging, Affiliated Hospital of Nantong University, Nantong 226001, China.
Guofeng ZhouDepartment of Radiology, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
Xiaohui ShengDepartment of imaging, Affiliated Hospital of Nantong University, Nantong 226001, China.
Beidi LiuDepartment of imaging, Affiliated Hospital of Nantong University, Nantong 226001, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIntrahepatic bile duct adenoma (BDA) is a rare benign epithelial hepatic tumor, and is very easy to miss or misdiagnose. This study was to investigate the magnetic resonance imaging (MRI) findings of intrahepatic BDA and to improve the imaging understanding of the disease.

methodsThe clinical and MRI imaging data of 25 cases of intrahepatic BDA confirmed by operation and pathology were analyzed retrospectively from the aspects of tumor location, size and shape, signal characteristics and enhancement mode.

resultsAmong the 25 patients, 24 cases (96%) were single lesions, only 1 case had multiple lesions (3 lesions), a total of 27 lesions. Twelve lesions were located in the left lobe of the liver, 15 lesions were located in the right lobe of the liver, and the lesions were located under or near the hepatic capsule. The lesions were round and the size was 4 to 20 mm, with an average of 10.2 mm. In T1 weighted image (T1WI) sequence, all lesions were low or slightly low signal. In T2 weighted image (T2WI) sequence, 20 lesions were high or slightly high signal (74.1%), 4 were central equal signal peripheral ring high signal, and 3 were equal signal. In diffusion-weighted imaging (DWI) sequence, 23 lesions were high or slightly high signals (85.2%), and 4 were ring high signals. Nineteen lesions (70.4%) showed marked enhancement in the arterial phase, and the portal vein and lag phase continued to strengthen with a slightly higher or equal signal, 6 lesions (22.2%) showed mild or obvious peripheral ring enhancement in the arterial phase, and the portal vein and lag phase continued to strengthen with a slightly higher signal around the circumference and a slightly lower signal at the center. Eight cases were examined by gadolinium ethoxybenzyl diethylenetriaminepentaacetic acid (Gd-EOB-DTPA)-enhanced MRI, 7 cases were low signal in hepatobiliary phase, and 1 case was Peripheral low signal.

conclusionsThe MRI findings of intrahepatic BDA have certain characteristics. Careful observation and analysis are helpful to the understanding and diagnosis of the disease.

Indexed as

bile duct adenoma (BDA)Livermagnetic resonance imaging (MRI)

Identifiers

PMID35117533
PMCPMC8798400

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