Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank

The current role of lymphadenectomy in early-stage high-risk endometrioid endometrial cancer is to guide further adjuvant treatment according to lymph node status. Whether the procedure has any therapeutic role remains controversial. In this study we aimed to investigate the outcome of current pract...

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Main Authors: AmrA Soliman, Meike Schild-Suhren, SayedA Mostafa, Sarah Antar, Ahmed Nezzal, Basel Refky, Onur Güralp, Eduard Malik
Format: Article
Language:English
Published: IMR Press 2021-02-01
Series:Clinical and Experimental Obstetrics & Gynecology
Subjects:
Online Access:https://www.imrpress.com/journal/CEOG/48/1/10.31083/j.ceog.2021.01.2168
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author AmrA Soliman
Meike Schild-Suhren
SayedA Mostafa
Sarah Antar
Ahmed Nezzal
Basel Refky
Onur Güralp
Eduard Malik
author_facet AmrA Soliman
Meike Schild-Suhren
SayedA Mostafa
Sarah Antar
Ahmed Nezzal
Basel Refky
Onur Güralp
Eduard Malik
author_sort AmrA Soliman
collection DOAJ
description The current role of lymphadenectomy in early-stage high-risk endometrioid endometrial cancer is to guide further adjuvant treatment according to lymph node status. Whether the procedure has any therapeutic role remains controversial. In this study we aimed to investigate the outcome of current practices by performing a population-based retrospective cohort analysis using the US population-derived freely accessible public Surveillance, Epidemiology and End Results program (SEER) database. SEER data from patients with endometrial cancer treated between 2004 and 2012 were accessed online on March 1, 2016. Kaplan-Meier estimators were used to describe the survival distribution and the log-rank (Mantel-Cox) test was used to perform overall and pairwise comparisons of the survival distributions. The cohort included 47,463 patients, 10,288 of whom fulfilled high-risk criteria. A higher lymph node yield count was associated with better overall survival, although the removal of more than 40 lymph nodes did not confer any further survival benefit. The application of pelvic irradiation without lymph node status confirmation did not provide a survival benefit. From this analysis, no evidence of a survival benefit associated with lymphadenectomy was found. However, the current role lymphadenectomy as a staging and guiding tool for further adjuvant treatment was supported. Well-designed prospective randomized trials are required to conclusively determine the prognostic and therapeutic value of lymphadenectomy in patients with high-risk endometrioid endometrial cancers.
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spelling doaj.art-6b2674e6b3fa4afd9357e2cfc1118d7a2022-12-22T02:11:14ZengIMR PressClinical and Experimental Obstetrics & Gynecology0390-66632021-02-0148115115910.31083/j.ceog.2021.01.2168S0390-6663(21)00060-9Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databankAmrA Soliman0Meike Schild-Suhren1SayedA Mostafa2Sarah Antar3Ahmed Nezzal4Basel Refky5Onur Güralp6Eduard Malik7University Women’s Hospital, Klinikum Oldenburg, Carl von Ossietzky University of Oldenburg, Oldenburg, Germany. Rahel-Straus-Straße 10, 26133 Oldenburg, GermanyUniversity Women’s Hospital, Klinikum Oldenburg, Carl von Ossietzky University of Oldenburg, Oldenburg, Germany. Rahel-Straus-Straße 10, 26133 Oldenburg, GermanyStatistics Department, Indiana University, Bloomington, 47405 IN, USAOncology Center Mansura University, Department of Surgical Oncology, University of Mansura, 35516 Mansura, EgyptOncology Center Mansura University, Department of Surgical Oncology, University of Mansura, 35516 Mansura, EgyptOncology Center Mansura University, Department of Surgical Oncology, University of Mansura, 35516 Mansura, EgyptUniversity Women’s Hospital, Klinikum Oldenburg, Carl von Ossietzky University of Oldenburg, Oldenburg, Germany. Rahel-Straus-Straße 10, 26133 Oldenburg, GermanyUniversity Women’s Hospital, Klinikum Oldenburg, Carl von Ossietzky University of Oldenburg, Oldenburg, Germany. Rahel-Straus-Straße 10, 26133 Oldenburg, GermanyThe current role of lymphadenectomy in early-stage high-risk endometrioid endometrial cancer is to guide further adjuvant treatment according to lymph node status. Whether the procedure has any therapeutic role remains controversial. In this study we aimed to investigate the outcome of current practices by performing a population-based retrospective cohort analysis using the US population-derived freely accessible public Surveillance, Epidemiology and End Results program (SEER) database. SEER data from patients with endometrial cancer treated between 2004 and 2012 were accessed online on March 1, 2016. Kaplan-Meier estimators were used to describe the survival distribution and the log-rank (Mantel-Cox) test was used to perform overall and pairwise comparisons of the survival distributions. The cohort included 47,463 patients, 10,288 of whom fulfilled high-risk criteria. A higher lymph node yield count was associated with better overall survival, although the removal of more than 40 lymph nodes did not confer any further survival benefit. The application of pelvic irradiation without lymph node status confirmation did not provide a survival benefit. From this analysis, no evidence of a survival benefit associated with lymphadenectomy was found. However, the current role lymphadenectomy as a staging and guiding tool for further adjuvant treatment was supported. Well-designed prospective randomized trials are required to conclusively determine the prognostic and therapeutic value of lymphadenectomy in patients with high-risk endometrioid endometrial cancers.https://www.imrpress.com/journal/CEOG/48/1/10.31083/j.ceog.2021.01.2168endometrial cancerlymphadenectomyhigh-risk endometrioid endometrial cancerpelvic irradiation
spellingShingle AmrA Soliman
Meike Schild-Suhren
SayedA Mostafa
Sarah Antar
Ahmed Nezzal
Basel Refky
Onur Güralp
Eduard Malik
Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
Clinical and Experimental Obstetrics & Gynecology
endometrial cancer
lymphadenectomy
high-risk endometrioid endometrial cancer
pelvic irradiation
title Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
title_full Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
title_fullStr Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
title_full_unstemmed Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
title_short Lymphadenectomy and pelvic irradiation in high-risk endometrioid endometrial cancer: a population-based retrospective analysis using the SEER databank
title_sort lymphadenectomy and pelvic irradiation in high risk endometrioid endometrial cancer a population based retrospective analysis using the seer databank
topic endometrial cancer
lymphadenectomy
high-risk endometrioid endometrial cancer
pelvic irradiation
url https://www.imrpress.com/journal/CEOG/48/1/10.31083/j.ceog.2021.01.2168
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