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Ban et al. Hepatoma Res 2021;7:13                                Hepatoma Research
               DOI: 10.20517/2394-5079.2020.104




               Review                                                                        Open Access


               Revisiting the role of the hepatic vein in
               laparoscopic liver resection



               Daisuke Ban, Satoshi Nara, Takeshi Takamoto, Takahiro Mizui, Jun Yoshino, Minoru Esaki, Kazuaki
               Shimada

               Department of Hepatobiliary and Pancreatic Surgery, National Cancer Center Hospital, Tokyo 104-0045, Japan.
               Correspondence to: Dr. Daisuke Ban, Department of Hepatobiliary and Pancreatic Surgery, National Cancer Center Hospital,
               5-1-1 Tsukiji, Chuo-ku, Tokyo 104-0045, Japan. E-mail: dban@ncc.go.jp
               How to cite this article: Ban D, Nara S, Takamoto T, Mizui T, Yoshino J, Esaki M, Shimada K. Revisiting the role of the hepatic vein
               in laparoscopic liver resection. Hepatoma Res 2021;7:13. http://dx.doi.org/10.20517/2394-5079.2020.104
               Received: 13 Sep 2020    First Decision: 9 Nov 2020    Revised: 10 Nov 2020    Accepted: 17 Nov 2020    Published: 3 Feb 2021

               Academic Editor: Ho-Seong Han    Copy Editor: Cai-Hong Wang    Production Editor: Jing Yu


               Abstract
               Laparoscopic liver resection (LLR) has expanded to include major liver resection and systematic resection as the
 Received:     First Decision:     Revised:     Accepted:    Published:
               techniques have advanced. Regardless of the oncological significance of anatomical resection, dissection of the
 Science Editor:     Copy Editor:     Production Editor: Jing Yu   intersegmental plane is useful in liver resection because it makes liver dissection easier and does not leave an
               ischemic area. In laparoscopic surgery, the hepatic vein can be exposed with less bleeding than in open surgery
               because bleeding can be controlled by pneumoperitoneum pressure. Therefore, the hepatic vein is a useful
               indicator to guide the dissected surface and to determine the depth. However, the basic technique of exposing
               the hepatic vein during LLR is required. The hepatic vein root can be approached using either a cranial or dorsal
               approach, with the dorsal approach providing the favorable view characteristic of laparoscopy. Selecting the
               dissection layer with the Laennec’s capsule of the hepatic vein roots in mind is also a useful technique to ensure
               more reliable dissection of the hepatic vein. We summarize previous reports on techniques for facilitating LLR
               using the hepatic vein as a guide and outline the role of each hepatic vein type. Although there are many reports of
               procedures using the hepatic vein as a guide, the terminology of the approach awaits standardization in the future.

               Keywords: Laparoscopic liver resection, laparoscopic hepatectomy, hepatic vein, anatomical landmark




               INTRODUCTION
               Initially limited to minor liver resections, laparoscopic liver resection (LLR) has been expanded to include
                                                                                  [1]
               major liver resection and systematic resection as techniques have advanced . Although there has been
                           © The Author(s) 2021. Open Access This article is licensed under a Creative Commons Attribution 4.0
                           International License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use,
                sharing, adaptation, distribution and reproduction in any medium or format, for any purpose, even commercially, as long
                as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license,
                and indicate if changes were made.


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