Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study

Background & Aims: This study aims to analyze the prognosis of null-margin (≤1.0 mm) hepatectomy (NH) in patients with hepatocellular carcinoma (HCC) adhering to the major vessels and explore the value of postoperative radiotherapy (RT) in these patients. Methods: HCC patients who underwent...

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Main Authors: Liuhua Long, Bo Chen, Xuan Zheng, Fan Wu, Liming Wang, Weiqi Rong, Jianxiong Wu, Yexiong Li, Weihu Wang
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Clinical and Translational Radiation Oncology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405630824000041
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author Liuhua Long
Bo Chen
Xuan Zheng
Fan Wu
Liming Wang
Weiqi Rong
Jianxiong Wu
Yexiong Li
Weihu Wang
author_facet Liuhua Long
Bo Chen
Xuan Zheng
Fan Wu
Liming Wang
Weiqi Rong
Jianxiong Wu
Yexiong Li
Weihu Wang
author_sort Liuhua Long
collection DOAJ
description Background & Aims: This study aims to analyze the prognosis of null-margin (≤1.0 mm) hepatectomy (NH) in patients with hepatocellular carcinoma (HCC) adhering to the major vessels and explore the value of postoperative radiotherapy (RT) in these patients. Methods: HCC patients who underwent null-margin or wide-margin (≥1.0 cm) hepatectomy (WH) by our team from January 2008 to March 2016 were recruited and analyzed retrospectively. The patients were divided into the NH, NH + RT, and WH groups. Propensity score matching (PSM) was performed to balance baseline characteristics. Results: A total of 357 patients were recruited. Of these, 84, 49, and 224 patients were given NH alone, NH plus RT, and WH, respectively. After PSM, the 5-year overall survival (OS) and disease-free survival (DFS) rates of the NH group were significantly worse than those of the WH group (51.5 % vs. 71.4 %, P = 0.003; 32.2 % vs. 50.9 %, P = 0.005). The OS and DFS rates of the NH + RT group were significantly higher than those of the NH group (75.6 % vs. 56.1 %, P = 0.012; 46.6 % vs. 30.2 %, P = 0.015) and similar to those of the WH group (75.6 % vs. 75.1 %, P = 0.354; 46.6 % vs. 56.6 %, P = 0.717). In addition, patients in the NH + RT group experienced significantly lower early (P = 0.023) and intrahepatic (P = 0.015) recurrences than those in the NH group. Conclusions: Patients with HCC adhering to the major vessels who underwent NH alone had a poorer prognosis, and the addition of RT to NH provide a significant survival benefit for these patients, which may yield outcomes comparable to the efficacy of WH.
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spelling doaj.art-11eba1b3840741ebb7527c091c71cdae2024-03-06T05:27:47ZengElsevierClinical and Translational Radiation Oncology2405-63082024-03-0145100727Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort studyLiuhua Long0Bo Chen1Xuan Zheng2Fan Wu3Liming Wang4Weiqi Rong5Jianxiong Wu6Yexiong Li7Weihu Wang8Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Radiation Oncology, Peking University Cancer Hospital & Institute, Beijing, PR China; State Key Laboratory of Molecular Oncology, Department of Radiation Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaState Key Laboratory of Molecular Oncology, Department of Radiation Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Radiation Oncology, Peking University Cancer Hospital & Institute, Beijing, PR ChinaDepartment of Hepatobiliary Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaDepartment of Hepatobiliary Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaDepartment of Hepatobiliary Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaDepartment of Hepatobiliary Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR ChinaState Key Laboratory of Molecular Oncology, Department of Radiation Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR China; Corresponding authors.Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Radiation Oncology, Peking University Cancer Hospital & Institute, Beijing, PR China; Corresponding authors.Background & Aims: This study aims to analyze the prognosis of null-margin (≤1.0 mm) hepatectomy (NH) in patients with hepatocellular carcinoma (HCC) adhering to the major vessels and explore the value of postoperative radiotherapy (RT) in these patients. Methods: HCC patients who underwent null-margin or wide-margin (≥1.0 cm) hepatectomy (WH) by our team from January 2008 to March 2016 were recruited and analyzed retrospectively. The patients were divided into the NH, NH + RT, and WH groups. Propensity score matching (PSM) was performed to balance baseline characteristics. Results: A total of 357 patients were recruited. Of these, 84, 49, and 224 patients were given NH alone, NH plus RT, and WH, respectively. After PSM, the 5-year overall survival (OS) and disease-free survival (DFS) rates of the NH group were significantly worse than those of the WH group (51.5 % vs. 71.4 %, P = 0.003; 32.2 % vs. 50.9 %, P = 0.005). The OS and DFS rates of the NH + RT group were significantly higher than those of the NH group (75.6 % vs. 56.1 %, P = 0.012; 46.6 % vs. 30.2 %, P = 0.015) and similar to those of the WH group (75.6 % vs. 75.1 %, P = 0.354; 46.6 % vs. 56.6 %, P = 0.717). In addition, patients in the NH + RT group experienced significantly lower early (P = 0.023) and intrahepatic (P = 0.015) recurrences than those in the NH group. Conclusions: Patients with HCC adhering to the major vessels who underwent NH alone had a poorer prognosis, and the addition of RT to NH provide a significant survival benefit for these patients, which may yield outcomes comparable to the efficacy of WH.http://www.sciencedirect.com/science/article/pii/S2405630824000041Hepatocellular carcinomaNull-Margin hepatectomyPostoperative radiotherapyPropensity scorePrognosisRecurrence
spellingShingle Liuhua Long
Bo Chen
Xuan Zheng
Fan Wu
Liming Wang
Weiqi Rong
Jianxiong Wu
Yexiong Li
Weihu Wang
Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
Clinical and Translational Radiation Oncology
Hepatocellular carcinoma
Null-Margin hepatectomy
Postoperative radiotherapy
Propensity score
Prognosis
Recurrence
title Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
title_full Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
title_fullStr Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
title_full_unstemmed Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
title_short Postoperative radiotherapy following null-margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels: A propensity score-matched survival analysis cohort study
title_sort postoperative radiotherapy following null margin hepatectomy in patients with hepatocellular carcinoma adhering to the major vessels a propensity score matched survival analysis cohort study
topic Hepatocellular carcinoma
Null-Margin hepatectomy
Postoperative radiotherapy
Propensity score
Prognosis
Recurrence
url http://www.sciencedirect.com/science/article/pii/S2405630824000041
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