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Peritumoral edema on magnetic resonance imaging predicts a poor clinical outcome in malignant glioma.
Oncology Letters ( IF 2.9 ) Pub Date : 2016-01-02 , DOI: 10.3892/ol.2015.3639
Chen-Xing Wu 1 , Guo-Shi Lin 2 , Zhi-Xiong Lin 3 , Jian-Dong Zhang 4 , Long Chen 4 , Shui-Yuan Liu 4 , Wen-Long Tang 4 , Xian-Xin Qiu 4 , Chang-Fu Zhou 2
Affiliation  

Peritumoral edema (PTE), one of the main characteristics of malignant glioma, is a significant contributor to the morbidity and mortality from glioma, however, a recent systematic review suggested that controversy remains with regard to its prognostic value. To further determine whether PTE was a potential prognostic factor on routine pre-operative magnetic resonance imaging (MRI) for malignant glioma, the association between survival and PTE was investigated in the present retrospective review of 109 patients with newly diagnosed supratentorial malignant glioma using MRI data from these routine scans. The Kaplan-Meier method was used to calculate overall survival (OS) in univariate analysis, and COX proportional hazards model was applied to evaluate the effect of pre-operative MRI features on OS in multivariate analysis. The PTE extent, edema shape, degree of necrosis, enhancement extent, pathological grade, patient age, Karnofsky performance status (KPS) and post-operative chemoradiotherapy were associated with OS in the patients with malignant glioma on univariate analysis. Multivariate analysis indicated that the extent of PTE and degree of necrosis shown by pre-operative MRI were independent predictors of OS, in addition to pathological grade, patient age, KPS and post-operative chemoradiotherapy. Moreover, patients with two unfavorable factors (major edema and severe necrosis) exhibited a poorer OS compared with the remainder. In summary, PTE and degree of necrosis, which are easily determined from routine MRI, can be useful for predicting a poor clinical outcome in patients with newly diagnosed malignant glioma.

中文翻译:

磁共振成像的腹膜水肿预示着恶性神经胶质瘤的临床预后不良。

恶性神经胶质瘤的主要特征之一的腹膜水肿(PTE)是神经胶质瘤发病率和死亡率的重要因素,但是,最近的系统评价表明,关于其预后价值尚存争议。为了进一步确定PTE是否是恶性神经胶质瘤常规术前磁共振成像(MRI)的潜在预后因素,本回顾性研究使用MRI数据对109例新诊断的幕上恶性神经胶质瘤患者进行了生存与PTE的相关性研究。从这些常规扫描中。在单变量分析中,使用Kaplan-Meier方法计算总生存期(OS),在多变量分析中,采用COX比例风险模型评估术前MRI特征对OS的影响。PTE范围,单因素分析显示,恶性神经胶质瘤患者的水肿形状,坏死程度,增强程度,病理分级,患者年龄,卡诺夫斯基机能状态(KPS)和术后放化疗与OS相关。多因素分析表明,术前MRI所显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。单因素分析显示,恶性神经胶质瘤患者的患者年龄,卡诺夫斯基表现状态(KPS)和术后放化疗与OS相关。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。单因素分析显示,恶性神经胶质瘤患者的患者年龄,卡诺夫斯基表现状态(KPS)和术后放化疗与OS相关。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。单因素分析显示,恶性神经胶质瘤患者的卡诺夫斯基表现状态(KPS)和术后放化疗与OS相关。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。单因素分析显示,恶性神经胶质瘤患者的卡诺夫斯基表现状态(KPS)和术后放化疗与OS相关。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。多变量分析表明,术前MRI显示的PTE程度和坏死程度是OS的独立预测因子,此外还包括病理分级,患者年龄,KPS和术后放化疗。此外,有两个不利因素(大水肿和严重坏死)的患者与其余患者相比,其OS较差。总之,可以从常规MRI轻松确定的PTE和坏死程度可用于预测新诊断出的恶性神经胶质瘤患者的不良临床预后。
更新日期:2019-11-01
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