Publications by authors named "Qi Xun Chen"

Background: Recent studies revealed that various inflammatory and nutritional indexes were associated with prognosis in esophageal cancer (EC). However, these studies only evaluated one or two indexes, and the prognostic value of these indexes individually or in combination is unclear. This study aimed to construct an integrative score based on various inflammatory and nutritional indexes for prognosis in resectable squamous cell carcinoma (ESCC).

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Background: Naples prognostic score (NPS) serves as a new prognostic index based on nutritional and inflammatory status in recent years. The aim of the current study was to explore the prognostic effect of NPS and to develop and validate a reliable nomogram based on NPS for individual cancer-specific survival (CSS) prediction in patients with resected ESCC without neoadjuvant therapy.

Methods: The clinical data for 287 (Jan.

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Background: The lung immune prognostic index (LIPI), a novel index combined with serum lactate dehydrogenase (LDH) and derived neutrophil to lymphocyte ratio (dNLR), is recently proposed to predict prognosis in lung cancer. The LIPI is not a unique indicator for lung cancer. However, the prognostic role of LIPI has not yet been evaluated in extra-pulmonary cancer.

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Objectives: Health-related quality of life (HRQoL) data complement conventional clinical endpoints when comparing adjuvant gefitinib with chemotherapy in patients with early-stage non-small-cell lung cancer (NSCLC) and epidermal growth factor receptor (EGFR) mutations. This study aimed to assess changes in HRQoL with adjuvant gefitinib vs chemotherapy in this patient group.

Materials And Methods: In the phase III ADJUVANT trial, patients with completely resected, stage II-IIIA (N1-N2), EGFR-mutant NSCLC were randomized (1:1) to receive either gefitinib for 24 months or vinorelbine plus cisplatin (VP) every 3 weeks for four cycles.

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Background: The thoracic radiotherapy (TRT) target volume for limited-stage small-cell lung cancer (SCLC) has been controversial for decades. In this report, the final results of a prospective randomized trial on the TRT target volume before and after induction chemotherapy are presented.

Methods: After 2 cycles of etoposide and cisplatin, patients arm were randomized to receive TRT to the postchemotherapy or prechemotherapy tumor volume in a study arm and a control arm.

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Background: Endoscopic resection is widely used for the treatment of T1 esophageal cancer, but it cannot be used to treat lymph node metastasis (LNM). This study aimed to develop a prediction model for LNM in patients with T1 esophageal squamous cell carcinoma.

Methods: A prospectively maintained database of all patients who underwent surgery for esophageal cancer between January 2002 and June 2010 was retrospectively reviewed, and patients with T1 squamous cell carcinoma were included in this study.

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Plasma D-dimer is closely related to prognosis in several cancers. The aim of the current study was to determine the prognostic value of plasma D-dimer in patients with resectable esophageal squamous cell carcinoma (ESCC). A total of 337 patients with resectable ESCC were enrolled in this retrospective study.

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Background: The objective of this study was to investigate the prognostic and predictive significance of tumor length in patients with esophageal squamous cell carcinoma undergoing radical resection.

Methods: Tumor length and other clinicopathological variables were retrospectively evaluated in 1435 patients with squamous cell carcinoma treated with radical resection between 2003 and 2010. Tumor length was analyzed as categorical and continuous variable.

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Background: Recent studies have shown that C-reactive protein (CRP) is a useful predictive factor in several cancers; however, its role in esophageal cancer (EC) is controversial.

Methods: A systematic literature search was performed using Medline, PubMed, and Web of Science to analyze the prognostic value of serum CRP in patients with EC. A meta-analysis was performed to assess the association between serum CRP and overall survival (OS) in patients with EC.

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Objective: The prognostic value of inflammation indexes in esophageal cancer was not established. In this study, therefore, both prognostic values of Glasgow prognostic score (GPS) and combination of platelet count and neutrophil lymphocyte ratio (COP-NLR) in patients with esophageal squamous cell carcinoma (ESCC) were investigated and compared.

Methods: This retrospective study included 375 patients who underwent esophagectomy for ESCC.

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Background: The prognostic value of inflammation indexes in esophageal cancer has not been established. Recent studies have shown that the advanced lung cancer inflammation index (ALI) is a useful predictive factor. The purpose of the current study was to determine whether the ALI is useful for predicting long-term survival in patients with esophageal squamous cell carcinoma (ESCC).

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Background: Recurrent laryngeal nerve (RLN) lymph node metastasis used to be shown a predictor for poor prognosis in esophageal squamous cell carcinoma. The purpose of this study was to evaluate the prognostic impact of RLN node metastasis and the number of metastatic lymph nodes in node-positive patients with squamous cell carcinoma of middle thoracic esophagus.

Methods: A cohort of 235 patients who underwent curative surgery for squamous cell carcinoma of middle thoracic esophagus was investigated.

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Background: Recent studies have shown that the presence of systemic inflammation correlates with poor survival in various cancers. The aim of this study was to determinate the prognostic value of the neutrophil lymphocyte ratio (NLR) and the platelet lymphocyte ratio (PLR) in patients with esophageal squamous cell carcinoma (ESCC).

Methods: Preoperative NLR and PLR were evaluated in 483 patients undergoing esophagectomy for ESCC from January 2005 to December 2008.

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Background/aims: Recent studies have revealed that Glasgow prognostic score (GPS), an inflammation-based prognostic score, is inversely related to prognosis in a variety of cancers; high levels of GPS is associated with poor prognosis. However, few studies regarding GPS in esophageal cancer (EC) are available. The aim of this study was to determine whether the GPS is useful for predicting cancer-specific survival (CSS) of patients for esophageal squamous cell carcinoma (ESCC).

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Background: The prognostic nutritional index (PNI) is related to the prognosis in many cancers; however, its role in esophageal cancer is still controversial. Further, controversy exists concerning the optimal cut-off points for PNI to predict survival. The aim of this study was to determine the prognostic value of PNI and propose the optimal cut-off points for PNI in predicting cancer-specific survival (CSS) in esophageal squamous cell carcinoma (ESCC).

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Background: To assess the prognostic significance of positive circumferential resection margin on overall survival in patients with esophageal cancer, a systematic review and meta-analysis was performed.

Methods: Studies were identified from PubMed, EMBASE, and Web of Science. Survival data were extracted from eligible studies to compare overall survival in patients with a positive circumferential resection margin with patients having a negative circumferential resection margin according to the Royal College of Pathologists (RCP) criteria and the College of American Pathologists (CAP) criteria.

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Recent studies have shown that the presence of systemic inflammation correlates with poor survival in various of cancers. The aim of this study was to determine the prognostic values of neutrophil lymphocyte ratio (NLR) and platelet lymphocyte ratio (PLR) in patients with small cell carcinoma of the esophagus (SCCE). Preoperative NLR and PLR were evaluated in 43 patients with SCCE from January 2001 to December 2010.

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Purpose: Platelet count is inversely related to prognosis in many cancers; however, its role in esophageal cancer is still controversial. The purpose of this study was to determine the prognostic value of preoperative platelet count in esophageal squamous cell carcinoma (ESCC).

Methods: From January 2006 to December 2008, a retrospective analysis of 425 consecutive patients with ESCC was conducted.

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Background: C-reactive protein (CRP) is inversely related to prognosis in many cancers, however, no studies regarding the predictive value of CRP in small cell carcinoma of the esophagus (SCCE) are available. The aim of this study was to determine the prognostic value of preoperative CRP in patients with SCCE.

Methods: From January 2001 to December 2010, a retrospective analysis of 43 consecutive patients with SCCE was conducted.

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Purpose: The 7th edition of the American Joint Committee on Cancer Staging Manual for esophageal cancer (EC) categorizes N stage according to the number of metastatic lymph nodes (LNs), irrespective of the site. The aim of this study was to determine the prognostic value of subcarinal LN metastasis in patients undergoing esophagectomy for esophageal squamous cell carcinoma (ESCC).

Methods: A retrospective analysis of 507 consecutive patients with ESCC was conducted.

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Background: Carbohydrate antigen 72-4 (CA72-4) is a tumor marker for gastric cancer however its role in esophageal cancer (EC) is still controversial. The aim of this study is to determine the prognostic value of CA72-4 in patients with esophageal squamous cell carcinoma (ESCC).

Methods: From January 2006 to December 2007 we conducted a retrospective analysis of 192 consecutive patients with ESCC.

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Purpose: Carbohydrate antigen (CA) 242 is inversely related to prognosis in many cancers. However, few data regarding CA 242 in esophageal cancer (EC) are available. The aim of this study was to determine the prognostic value of CA 242 and propose an optimum cut-off point in predicting survival difference in patients with esophageal squamous cell carcinoma (ESCC).

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Background: The aim of this study is to compare clinical outcomes between patients with solitary lymph node metastasis and node-negative (N0) patients in squamous cell carcinoma of the middle thoracic esophagus.

Methods: A series of 135 patients with squamous cell carcinoma of the middle thoracic esophagus were retrospectively investigated. There were 33 patients with solitary lymph node metastasis and 102 N0 patients.

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Objective: To analyze the clinicopathological characteristics and prognosis of a rare histological type of esophageal cancer-sarcomatoid carcinoma.

Methods: Clinicopathological data of 31 patients with esophageal sarcomatoid carcinoma who underwent surgery in the Department of Thoracic Surgery of Zhejiang Cancer Hospital from Jan 2000 to Dec 2009 were collected and analyzed. The survival analysis was performed using Kaplan-Meier method.

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