The paper gives information on current approaches to diagnosing and treating intrahepatic cholangiocarcinoma (IHC), its microscopic and macroscopic varieties. It details the specific features of images of IHC by ultrasonography, X-ray computed tomography, magnetic resonance imaging (MRI), including those by diffusion-weighted MRI. Dynamic intravenous contrast enhancement and analysis of tumor hemodynamic features are emphasized to play a crucial role in different examination (arterial, venous, and delayed) phases. Diffuse heterogeneous enhancement of the whole volume of the tumor in the arterial phase with pronounced peripheral and progressing centripetal enhancement in ensuing phases is considered to be the most common type of an IHC image, which can recognize with confidence this comparatively rare neoplasm.
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Ann Surg Oncol
January 2025
Division of Hepato-Biliary-Pancreatic Surgery, Shizuoka Cancer Center, Sunto-Nagaizumi, Shizuoka, Japan.
Cancer Immunol Immunother
January 2025
Division of Medical Oncology, Department of Oncology, Taipei Veterans General Hospital, No. 201, Sec. 2, Shipai Road, Beitou District, Taipei, 112201, Taiwan.
In our previous phase II T1219 trial for advanced biliary tract cancer (ABTC), the combination of nivolumab with modified gemcitabine and S-1 exhibited promising efficacy, while the programmed-death-ligand-1 (PD-L1) expression did not predict chemoimmunotherapy efficacy. Lymphocyte-activation-gene-3 (LAG-3), a negative immune checkpoint, is frequently co-expressed with PD-L1. This study assessed the predictive value of LAG-3 expression in ABTC patients who received chemoimmunotherapy.
View Article and Find Full Text PDFBMC Med Imaging
January 2025
Department of Medical Ultrasound, The First Affiliated Hospital of Guangxi Medical University, No.6 Shuangyong, Road, Nanning, Guangxi Zhuang Autonomous Region, China.
Objectives: To develop ultrasound-based radiomics models and a clinical model associated with inflammatory markers for predicting intrahepatic cholangiocarcinoma (ICC) lymph node (LN) metastasis. Both are integrated for enhanced preoperative prediction.
Methods: This study retrospectively enrolled 156 surgically diagnosed ICC patients.
Sci Rep
January 2025
Department of Biochemistry, Faculty of Medicine, Khon Kaen University, Khon Kaen, 40002, Thailand.
Artocarpus lakoocha agglutinin (ALA), which specifically targets the Gal/GalNAc components of complex glycans, was isolated from the seeds of Artocarpus lakoocha. This study is the first to explore the role of ALA in identifying aberrant glycans, designated ALA-binding glycans (ALAG), and its implications in cholangiocarcinoma (CCA). ALA-histochemistry was used to evaluate ALAG expression in liver fluke-induced CCA tissues from hamsters (n = 60).
View Article and Find Full Text PDFIntroduction: Primary sclerosing cholangitis (PSC) is a biliary disorder associated with a high risk of end-stage liver disease and cholangiocarcinoma (CCA). Currently prediction of the unfavorable outcomes is hindered by the lack of valuable prognostic biomarkers.
Objectives: The aim of the study was to assess the prevalence of the autoantibodies in PSC and define their potential use as the predictors of progressive disease and CCA in a large, prospective cohort of PSC patients.
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