Efficacy of sorafenib in patients with oligometastatic hepatoceulluar carcinoma (HCC).

Authors

null

Kiruthikah Thillai

Department of Oncology, King's College Hospital, London, United Kingdom

Kiruthikah Thillai , Dimitrios Ziogas , Ippokratis Korantzis , MH Ruhe Chowdhury , Dionysios Papadatos-Pastos , Abid Suddle , John O'Grady , Nigel Heaton , Paul J. Ross , Debashis Sarker

Organizations

Department of Oncology, King's College Hospital, London, United Kingdom

Research Funding

No funding sources reported

Background: HCC is the second leading cause of cancer related mortality worldwide. Standard treatment for advanced disease is sorafenib, which is associated with a modest improvement in overall survival. We hypothesized that patients with oligometastatic disease treated with sorafenib have improved outcomes over those with extensive metastases. Methods: A retrospective analysis of all patients with advanced HCC treated with sorafenib at a large HCC centre. 190 patients were identified (177 patients with sorafenib alone, 13 patients treated with a combination of sorafenib and erlotinib/placebo as part of the SEARCH trial). Disease distribution was defined as intra-hepatic, oligometastatic (3 or fewer extra-hepatic metastases) and extensive (more than 3 metastases) at the time of starting sorafenib. Overall survival (OS), progression free survival (PFS) and toxicities were recorded. Results: The median age for all patients was 66 years (26-87), 157 male and 33 female. Underlying liver disease included hepatitis B (N=39, 20.4%,) hepatitis C (N=38, 19.9%), alcoholic liver disease (N=38, 19.9%), non-alcoholic fatty liver disease (N=27, 14.1%), unknown aetiology (N=42, 21.9%) and other (N=7, 3.6%). 157 patients had Child-Pugh A status, 33 patients Child-Pugh B. 113 patients had intra-hepatic disease, 45 patients had extensive disease and 32 patients had oligometastatic disease. Median OS for all patients treated with sorafenib was 7.6months(m) and PFS was 4.3m. For patients with oligometastatic disease, OS was significantly longer than those with extensive disease (10.4m vs. 6.3m p=0.034). PFS was also increased at 5.9m vs. 2.8m p=0.028). 50 patients (26%) developed grade 3 or greater toxicity, including diarrhea (N=10, 5.2%), fatigue (N=15, 7.8%) and skin (N=12, 6.3%). There were no statistically significant differences in toxicities amongst patients with oligometastatic disease compared with those with extensive disease. Conclusions: This study suggests that patients with oligometastatic disease have improved survival outcomes compared with patients with extensive disease. Further prospective research is needed to confirm these findings.

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Abstract Details

Meeting

2015 Gastrointestinal Cancers Symposium

Session Type

Poster Session

Session Title

General Poster Session B: Cancers of the Pancreas, Small Bowel, and Hepatobiliary Tract

Track

Cancers of the Pancreas, Small Bowel, and Hepatobiliary Tract

Sub Track

Multidisciplinary Treatment

Citation

J Clin Oncol 33, 2015 (suppl 3; abstr 389)

DOI

10.1200/jco.2015.33.3_suppl.389

Abstract #

389

Poster Bd #

D8

Abstract Disclosures