Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.

<h4>Introduction</h4>In the era of neoadjuvant chemotherapy in advanced gastric cancer (GC), the role of staging laparoscopy (SL) will become more established. However, despite guidelines recommendations, SL for optimal preoperative staging remains underutilized. Diagnostic value of near...

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Main Authors: Karol Rawicz-Pruszyński, Katarzyna Sędłak, Zuzanna Pelc, Radosław Mlak, Jakub Litwiński, Paweł Mańko, Krzysztof Zinkiewicz, Iwona Paśnik, Katarzyna Cięszczyk, Timothy Pawlik, Bruno Märkl, Maria Erodotou, Wojciech P Polkowski
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2023-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0285758
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author Karol Rawicz-Pruszyński
Katarzyna Sędłak
Zuzanna Pelc
Radosław Mlak
Jakub Litwiński
Paweł Mańko
Krzysztof Zinkiewicz
Iwona Paśnik
Katarzyna Cięszczyk
Timothy Pawlik
Bruno Märkl
Maria Erodotou
Wojciech P Polkowski
author_facet Karol Rawicz-Pruszyński
Katarzyna Sędłak
Zuzanna Pelc
Radosław Mlak
Jakub Litwiński
Paweł Mańko
Krzysztof Zinkiewicz
Iwona Paśnik
Katarzyna Cięszczyk
Timothy Pawlik
Bruno Märkl
Maria Erodotou
Wojciech P Polkowski
author_sort Karol Rawicz-Pruszyński
collection DOAJ
description <h4>Introduction</h4>In the era of neoadjuvant chemotherapy in advanced gastric cancer (GC), the role of staging laparoscopy (SL) will become more established. However, despite guidelines recommendations, SL for optimal preoperative staging remains underutilized. Diagnostic value of near-infrared (NIR) / indocyanine green (ICG) guided sentinel node (SN) mapping in GC confirmed its technical feasibility, however no data exist regarding its potential role in pathological nodal staging. To the best of our knowledge, current study is the first to evaluate the role of ICG in nodal staging of advanced GC patients undergoing SL.<h4>Materials and methods</h4>This single-arm prospective observational multicenter study was approved by the Bioethical Committee of Medical University of Lublin (Ethic Code: KE-0254/331/2018). The protocol is registered at clinicaltrial.gov (NCT05720598), and the study results will be reported according to the Strengthening of Reporting of Observational Studies in Epidemiology (STROBE) statement. The primary endpoint of this study is the identification rate of ICG-guided SN in advanced GC patients. The secondary endpoints include pathological and molecular assessment of retrieved SNs and other pretreatment clinical variables potentially associated with SL: pattern of perigastric ICG distribution according to patients' pathological and clinical characteristics, neoadjuvant chemotherapy compliance, 30-day morbidity, and mortality.<h4>Conclusion</h4>POLA study is the first to investigate the clinical value of ICG-enhanced sentinel node biopsy during staging laparoscopy in advanced GC patients in a Western cohort. Identifying pN status before multimodal treatment will improve GC staging process.
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spelling doaj.art-a74c6f52b8a84957a26d3eecb51b27c62023-06-17T05:31:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032023-01-01185e028575810.1371/journal.pone.0285758Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.Karol Rawicz-PruszyńskiKatarzyna SędłakZuzanna PelcRadosław MlakJakub LitwińskiPaweł MańkoKrzysztof ZinkiewiczIwona PaśnikKatarzyna CięszczykTimothy PawlikBruno MärklMaria ErodotouWojciech P Polkowski<h4>Introduction</h4>In the era of neoadjuvant chemotherapy in advanced gastric cancer (GC), the role of staging laparoscopy (SL) will become more established. However, despite guidelines recommendations, SL for optimal preoperative staging remains underutilized. Diagnostic value of near-infrared (NIR) / indocyanine green (ICG) guided sentinel node (SN) mapping in GC confirmed its technical feasibility, however no data exist regarding its potential role in pathological nodal staging. To the best of our knowledge, current study is the first to evaluate the role of ICG in nodal staging of advanced GC patients undergoing SL.<h4>Materials and methods</h4>This single-arm prospective observational multicenter study was approved by the Bioethical Committee of Medical University of Lublin (Ethic Code: KE-0254/331/2018). The protocol is registered at clinicaltrial.gov (NCT05720598), and the study results will be reported according to the Strengthening of Reporting of Observational Studies in Epidemiology (STROBE) statement. The primary endpoint of this study is the identification rate of ICG-guided SN in advanced GC patients. The secondary endpoints include pathological and molecular assessment of retrieved SNs and other pretreatment clinical variables potentially associated with SL: pattern of perigastric ICG distribution according to patients' pathological and clinical characteristics, neoadjuvant chemotherapy compliance, 30-day morbidity, and mortality.<h4>Conclusion</h4>POLA study is the first to investigate the clinical value of ICG-enhanced sentinel node biopsy during staging laparoscopy in advanced GC patients in a Western cohort. Identifying pN status before multimodal treatment will improve GC staging process.https://doi.org/10.1371/journal.pone.0285758
spellingShingle Karol Rawicz-Pruszyński
Katarzyna Sędłak
Zuzanna Pelc
Radosław Mlak
Jakub Litwiński
Paweł Mańko
Krzysztof Zinkiewicz
Iwona Paśnik
Katarzyna Cięszczyk
Timothy Pawlik
Bruno Märkl
Maria Erodotou
Wojciech P Polkowski
Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
PLoS ONE
title Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
title_full Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
title_fullStr Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
title_full_unstemmed Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
title_short Staging LaParoscopy to Assess Lymph NOde InvoLvement in Advanced GAstric Cancer (POLA)-Study protocol for a single-arm prospective observational multicenter study.
title_sort staging laparoscopy to assess lymph node involvement in advanced gastric cancer pola study protocol for a single arm prospective observational multicenter study
url https://doi.org/10.1371/journal.pone.0285758
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