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The evaluation of pretreatment neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio in patients with laryngeal neoplasms

作者
Görkem Eskiizmir,Uzdan Uz,Ece Onur,Beyhan Cengiz Özyurt,Gizem Karaca Cikrikci,Nevin Şahin,Arzu Oran,Onur Çelįk
出处
期刊:Brazilian Journal of Otorhinolaryngology [Elsevier BV]
卷期号:85 (5): 578-587 被引量:34
标识
DOI:10.1016/j.bjorl.2018.04.013
摘要

Systemic inflammatory biomarkers are promising predictive and prognostic factors for solid cancers. The neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio are used to predict inflammation and used as biomarker in several malignancies. The purpose of this study was to demonstrate the diagnostic, predictive and prognostic role of neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio in patients with laryngeal neoplasms. A retrospective study was conducted on medical records involving 229 patients with benign, premalignant and malignant laryngeal neoplasms between 2002 and 2015. The diagnostic, predictive and prognostic role of neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio were evaluated using uni– and multivariate analysis. The neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio were not statistically different between patients with benign, premalignant and malignant laryngeal neoplasms. Both neutrophil–lymphocyte ratio and derived neutrophil–lymphocyte ratio were predictive factors for stage, lymph node metastasis, and distant metastasis. Patients with high neutrophil–lymphocyte ratio value (≥4) had a poor prognosis when compared with patients with low neutrophil–lymphocyte ratio value (5 year, Overall Survival: 69.0% vs. 31.1%, p < 0.001; 5 year, disease free survival: 70.0% vs. 32.7%, p ˂ 0.001; 5 year, locoregional recurrence free survival: 69.7% vs. 32.0%, p < 0.001). Furthermore, neutrophil–lymphocyte ratio was an independent prognostic factor for 5 year: Overall survival (HR = 2.396; 95% CI 1.408–4.077; p = 0.001), Disease free survival (HR = 2.246; 95% CI 1.322–3.816; p = 0.006) and locoregional recurrence free survival (HR = 2.210; 95% CI 1.301–3.753; p = 0.003). Pretreatment neutrophil–lymphocyte ratio is a useful and reliable predictive and prognostic biomarker for patients with laryngeal carcinoma. Biomarcadores inflamatórios sistêmicos são fatores preditivos e prognósticos promissores para cânceres sólidos. A relação neutrófilo-linfócito e a relação neutrófilo-linfócito derivada são utilizadas para predizer a inflamação e como biomarcadores em várias malignidades. O objetivo deste estudo foi demonstrar o papel diagnóstico, preditivo e prognóstico da relação neutrófilo-linfócito e relação neutrófilo-linfócito derivada em pacientes com neoplasias laríngeas. Foi realizado um estudo retrospectivo em prontuários médicos de 229 pacientes com neoplasias laríngeas benignas, pré-malignas e malignas entre 2002 e 2015. O papel diagnóstico, preditivo e prognóstico da relação neutrófilo-linfócito e relação neutrófilo-linfócito derivada foi avaliado por meio de análise uni- e multivariada. A relação neutrófilo-linfócito e a relação neutrófilo-linfócito derivada não foram estatisticamente diferentes entre pacientes com neoplasias laríngeas benignas, pré-malignas e malignas. Ambas as relação neutrófilo-linfócito e relação neutrófilo-linfócito derivada foram fatores preditivos para o estágio, metástase linfonodal e metástase a distância. Pacientes com valor alto da relação neutrófilo-linfócito (≥4) apresentaram pior prognóstico quando comparados com pacientes com valor mais baixo da relação neutrófilo-linfócito (5 anos, Sobrevida Global: 69,0% vs. 31,1%, p < 0,001; 5 anos, sobrevida livre de doença: 70,0% vs. 32,7%, p < 0,001; 5 anos, sobrevida livre de recorrência loco-regional: 69,7% vs. 32,0%, p < 0,001). Além disso, a relação neutrófilo-linfócito foi um fator prognóstico independente para 5 anos: Sobrevida global (HR = 2,396; IC95% 1,408–4,077; p = 0,001), sobrevida livre de doença (HR = 2,246; IC95%: 1,322–3,816; p = 0,006) e sobrevida livre de recorrência loco-regional (HR = 2,210; IC95%: 1,301–3,753; p = 0,003). A relação neutrófilo-linfócito no pré-tratamento é um biomarcador preditivo e de prognóstico útil e confiável para pacientes com carcinoma de laringe.

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