The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma

Purpose: To explore the current role of lymph node dissection (LND) in the management of nonmetastatic localized renal cell carcinoma (RCC). Background: There is currently no proven benefit of LND in the setting of RCC, and its role remains controversial because of conflicting evidence. Patients who...

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Main Authors: Megan Ngai, Thenappan Chandrasekar, Gennady Bratslavsky, Hanan Goldberg
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/12/11/3732
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author Megan Ngai
Thenappan Chandrasekar
Gennady Bratslavsky
Hanan Goldberg
author_facet Megan Ngai
Thenappan Chandrasekar
Gennady Bratslavsky
Hanan Goldberg
author_sort Megan Ngai
collection DOAJ
description Purpose: To explore the current role of lymph node dissection (LND) in the management of nonmetastatic localized renal cell carcinoma (RCC). Background: There is currently no proven benefit of LND in the setting of RCC, and its role remains controversial because of conflicting evidence. Patients who may benefit from LND are those at greatest risk of nodal disease, but the tools used to predict nodal involvement are limited due to unpredictable retroperitoneal lymphatics. The indications, templates, and extent of LND are also not standardized, adding to the ambiguity of current guidelines surrounding its use. Evidence Acquisition: A PubMed search of the literature from January 2017 to December 2022 was conducted using the search terms “renal cell carcinoma” or “renal cancer” in combination with “lymph node dissection” or “lymphadenectomy”. Case studies and editorials were excluded, whereas studies investigating the therapeutic effect of LND were classified as either demonstrating a benefit or no benefit. References of the studies and review articles were also searched for notable studies and findings that were outside the five-year literature search. The studies in this review were restricted to the English language. Results: Only a number of studies in recent years have found an association between the extent of LND and increased survival. Most studies do not indicate an associated benefit, and some even suggest a negative effect on survival. Most of these studies are retrospective. Conclusion: The therapeutic value of LND in RCC is still unclear, and although prospective data are needed, its declining rates and emerging new therapies make this unlikely. A better understanding of renal lymphatics and improved detection of nodal disease may help determine the role of LND in nonmetastatic localized RCC.
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spelling doaj.art-d322a31bb3fb4cbc84526f67f3fc901d2023-11-18T08:05:40ZengMDPI AGJournal of Clinical Medicine2077-03832023-05-011211373210.3390/jcm12113732The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell CarcinomaMegan Ngai0Thenappan Chandrasekar1Gennady Bratslavsky2Hanan Goldberg3Urology Department, SUNY Upstate Medical University, Syracuse, NY 13210, USADepartment of Urology, University of California, Orange, CA 92868, USAUrology Department, SUNY Upstate Medical University, Syracuse, NY 13210, USAUrology Department, SUNY Upstate Medical University, Syracuse, NY 13210, USAPurpose: To explore the current role of lymph node dissection (LND) in the management of nonmetastatic localized renal cell carcinoma (RCC). Background: There is currently no proven benefit of LND in the setting of RCC, and its role remains controversial because of conflicting evidence. Patients who may benefit from LND are those at greatest risk of nodal disease, but the tools used to predict nodal involvement are limited due to unpredictable retroperitoneal lymphatics. The indications, templates, and extent of LND are also not standardized, adding to the ambiguity of current guidelines surrounding its use. Evidence Acquisition: A PubMed search of the literature from January 2017 to December 2022 was conducted using the search terms “renal cell carcinoma” or “renal cancer” in combination with “lymph node dissection” or “lymphadenectomy”. Case studies and editorials were excluded, whereas studies investigating the therapeutic effect of LND were classified as either demonstrating a benefit or no benefit. References of the studies and review articles were also searched for notable studies and findings that were outside the five-year literature search. The studies in this review were restricted to the English language. Results: Only a number of studies in recent years have found an association between the extent of LND and increased survival. Most studies do not indicate an associated benefit, and some even suggest a negative effect on survival. Most of these studies are retrospective. Conclusion: The therapeutic value of LND in RCC is still unclear, and although prospective data are needed, its declining rates and emerging new therapies make this unlikely. A better understanding of renal lymphatics and improved detection of nodal disease may help determine the role of LND in nonmetastatic localized RCC.https://www.mdpi.com/2077-0383/12/11/3732renal cell carcinomakidney cancerlymph node dissection
spellingShingle Megan Ngai
Thenappan Chandrasekar
Gennady Bratslavsky
Hanan Goldberg
The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
Journal of Clinical Medicine
renal cell carcinoma
kidney cancer
lymph node dissection
title The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
title_full The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
title_fullStr The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
title_full_unstemmed The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
title_short The Current Role of Lymph Node Dissection in Nonmetastatic Localized Renal Cell Carcinoma
title_sort current role of lymph node dissection in nonmetastatic localized renal cell carcinoma
topic renal cell carcinoma
kidney cancer
lymph node dissection
url https://www.mdpi.com/2077-0383/12/11/3732
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