期刊
JHEP REPORTS
卷 5, 期 8, 页码 -出版社
ELSEVIER
DOI: 10.1016/j.jhepr.2023.100792
关键词
Vessels that encapsulate tumour clusters (VETC); angiogenesis; biomarker; metastasis; liver transplantation; epithelial mesenchymal transition (EMT)
VETC is a distinct histologic vascular pattern associated with a novel mechanism of metastasis, which has significant prevalence and prognostic significance in hepatocellular carcinoma. It is a robust biomarker of aggressive disease and can guide treatment. Radiological recognition of VETC pattern is an active area of research and becoming increasingly accurate.
Vessels that encapsulate tumour clusters (VETC) is a distinct histologic vascular pattern associated with a novel mechanism of metastasis. First described in human cancers in 2004, its prevalence and prognostic significance in hepatocellular carcinoma (HCC) has only been appreciated in the past decade with a rapidly increasing body of literature. A robust biomarker of aggressive disease, the VETC pattern is easy to recognise but relies on histologic examination of tumour tissue for its diagnosis. Radiological recognition of the VETC pattern is an area of active research and is becoming increasingly accurate. As a prognostic marker, VETC has consistently proven to be an independent predictor of disease recurrence and overall survival in patients with HCC undergoing resection and liver transplantation. It can also guide treatment by predicting response to other therapies such as transarterial chemoembolisation and sorafenib. Without prospective randomised-controlled trials or routine evaluation of VETC in clinical practice, there are currently no firm treatment recommendations for VETC-positive tumours, although some perspectives are provided in this review based on the latest knowledge of their pathogenesis - a complex interplay between tumour angiogenesis and the immune microenvironment. Nevertheless, VETC has great potential as a future biomarker that could take us one step closer to precision medicine for HCC. & COPY; 2023 The Author(s). Published by Elsevier B.V. on behalf of European Association for the Study of the Liver (EASL). This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/ licenses/by-nc-nd/4.0/).
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