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Adjuvant therapies after curative treatments for hepatocellular carcinoma: Current status and prospects
Xiao-Dong Zhu 1 , Kang-Shuai Li 1 , Hui-Chuan Sun 1
Affiliations
Affiliation
1
Department of Liver Surgery and Transplantation, Liver Cancer Institute and Zhongshan Hospital, Fudan University, Shanghai, 200032, China.
PMID: 32884990 PMCID: PMC7452398 DOI: 10.1016/j.gendis.2020.02.002
Abstract
Tumor recurrence rate after surgery or ablation of hepatocellular carcinoma (HCC) is as high as 70%. However, there are no widely accepted adjuvant therapies; therefore, no treatment has been recommended by guidelines from the American Association for the Study of Liver Disease or the European Association for the Study of the Liver. All the registered trials failed to find any treatment to prolong recurrence-free survival, which is the primary outcome in most studies, including sorafenib. Some investigator-initiated studies revealed that anti-hepatitis B virus agents, interferon-α, transcatheter chemoembolization, chemokine-induced killer cells, and other treatments prolonged patient recurrence-free survival or overall survival after curative therapies. In this review, we summarize the current status of adjuvant treatments for HCC and explain the challenges associated with designing a clinical trial for adjuvant therapy. Promising new treatments being used as adjuvant therapy, especially anti-PD-1 antibodies, are also discussed.
Keywords: Adjuvant therapy; Anti-PD-1 antibody; CIK, chemokine-induced killer cells; CR, complete response; Clinical trial; HCC, hepatocellular carcinoma; Hepatocellular carcinoma; ICI, immune checkpoint inhibitor; Molecular targeted therapy; ORR, objective response rate; OS, overall survival; PD-1, program death-1; PD-L1, program death-1 ligand; PR, partial response; RCT, randomized clinical trial; RECIST, Response Evaluation Criteria in Solid Tumors; RFS, recurrence-free survival; Recurrence-free survival; TACE, transcatheter chemoembolization; TKI, tyrosine kinase inhibitor.
© 2020 Chongqing Medical University. Production and hosting by Elsevier B.V.
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