About this trial
Ablation has been an effective approach for treating intrathoracic metastases. However, for hepatocellular carcinoma with oligometastasis, ablation of metastases remains relatively unexplored.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
diagnosis of primary HCC, confirmed histologically or clinically according to the criteria of the American Association for the Study of Liver Diseases 20;
presence of oligometastasis, the metastases found within three month of HCC diagnosis;
metastases with limited five sites and no more two organs involved, with a maximum diameter of ≤5cm;
receipt of Lenvatinib and PD-1 inhibitor as the first-line systemic therapy for a minimum of 3 months before study ablation, with controlled intrahepatic tumors and no progression of metastases. Controlled intrahepatic tumors were defined as those showing a partial or stable response according to the modified Response Evaluation Criteria in Solid Tumors (mRECIST);
Disqualifiers
recurrent HCC;
advanced HCC Lenvatinib and PD-1 inhibitor treated with as second systemic therapy;
age < 18 years or > 75 years;
advanced HCC with more than five metastases;
Trial design
Single group
Treatments tested in this trial
ablation of oligometastasis
Procedure/SurgeryThe oligometastasis of hepatocellular carcinoma are ablation completely by ablation (including microwave ablation, radiofrequency ablation, and cryoablation)
Treatment groups
Trial outcomes
Primary outcomes
Progression-Free-Survival (PFS)
Progression-Free-Survival (PFS)
Secondary outcomes
Overall survival (OS)
OS is the length of time from the date of inclusion until death from any cause.
Objective response rate (ORR)
ORR, as determined based on tumor response according to RECIST 1.1, is defined as the proportion of all included patients whose best overall response (BOR) is either a complete response or partial response.
Adverse events
Safety will be evaluated according to the NCI CTCAE Version 4.03. All observations
Sponsors and contacts
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Sun Yat-sen University
Lead sponsor
Chinese PLA General Hospital
Collaborator