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2021 Fiscal Year Final Research Report

New metastatic pathway via mesenteric lymph node involvement in ovarian cancer liver metastasis

Research Project

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Project/Area Number 19K09116
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 55020:Digestive surgery-related
Research InstitutionNiigata University

Principal Investigator

Nakano Masato  新潟大学, 医歯学総合病院, 講師 (70744788)

Co-Investigator(Kenkyū-buntansha) 島田 能史  新潟大学, 医歯学系, 講師 (20706460)
亀山 仁史  新潟大学, 医歯学総合研究科, 客員研究員 (40626420)
若井 俊文  新潟大学, 医歯学系, 教授 (50372470)
西野 幸治  新潟大学, 医歯学総合研究科, 特任准教授 (70447598)
榎本 隆之  新潟大学, 医歯学系, 教授 (90283754)
吉原 弘祐  新潟大学, 医歯学系, 研究准教授 (40547535)
田中 花菜  新潟大学, 医歯学総合病院, レジデント (60745579)
Project Period (FY) 2019-04-01 – 2022-03-31
Keywords卵巣癌 / 直腸間膜リンパ節転移 / 血行性肝転移
Outline of Final Research Achievements

Mesenteric lymph node involvement is often observed in ovarian cancer with rectosigmoid invasion. However, the clinical significance of mesenteric lymph node involvement has not been fully investigated in ovarian cancer patients, and, in particular, the pattern of metastasis in ovarian cancer patients with mesenteric lymph node involvement has not yet been the subject of research. In this study, we revealed that mesenteric lymph node involvement is an important prognostic factor in ovarian cancer, predicting poor prognosis and liver metastasis of hematogenous origin.

Free Research Field

消化器外科

Academic Significance and Societal Importance of the Research Achievements

卵巣癌の肝転移には、腹膜播種由来の肝転移、および血行性由来の肝転移が存在する。申請者らは、卵巣癌の血行性由来の肝転移形成機序には、直腸間膜リンパ節に転移した卵巣癌組織が、リンパ節を栄養する静脈内へ至り、門脈を経由して肝転移を形成する転移経路(“門脈経由の肝転移”)が存在する可能性を示した。

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Published: 2023-01-30  

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