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分享 as with 如同,和...一样,就...而言
hyc3140 2019-7-8 16:45
as with 如同,和...一样,就...而言 At lower b values the signal attenuation is nearly straight, as with Gaussian diffusion. 在较低的b值,信号衰减几乎呈直线, 如同 高斯扩散 一样 。 With Gaussian diffusion, the ADC remains the same whichever set of b values are used to measure it. 对于 高 ...
125 次阅读|0 个评论
分享 Lasso算法
hyc3140 2019-7-8 11:48
Lasso算法
  Lasso算法(least absolute shrinkage and selection operator,又译最小绝对值收敛和选择算子、套索算法)是一种同时进行特征选择和正则化(数学)的回归分析方法,旨在增强统计模型的预测准确性和可解释性,最初由斯坦福大学统计学教授Robert Tibshirani于1996年基于Leo Breiman的非负参数推断(Nonnegative Garrote, NNG ...
170 次阅读|0 个评论
分享 CT组学标签预测胸腺瘤风险分类和临床分期
hyc3140 2019-7-8 11:33
CT组学标签预测胸腺瘤风险分类和临床分期
CT影像组学标签预测胸腺瘤风险分类和临床分期 Radiomics Signatures of Computed Tomography Imaging for Predicting Risk Categorization and Clinical Stage of Thymomas. 点评 : 尽管本研究得到的诊断效能并不高,详细研究设计、方法和样本量支持结论,对胸腺瘤的临床诊疗具有一定临床价值。但本研究未纳入胸腺癌病 ...
199 次阅读|0 个评论
分享 胸部计算DWI(cDWI)用于提高肺结节或肿块鉴别能力的最佳b值选择 ... ...
hyc3140 2019-7-5 10:51
胸部计算DWI(cDWI)用于提高肺结节或肿块鉴别能力的最佳b值选择 ... ...
胸部计算DWI(computed DWI,cDWI)用于提高肺结节或肿块鉴别能力的最佳b值选择   Which is the Appropriate b Value Selection at Chest Computed Diffusion-Weighted Imaging for Improving Pulmonary Nodule/Mass Differentiation?   高b值DWI可显著降低T2透射效应,图像对比度更高。但临床扫描的b值不能太高,一方 ...
194 次阅读|0 个评论
分享 胸腺反弹性增生(thymic rebound hyperplasia)
hyc3140 2019-7-4 21:08
胸腺反弹性增生(thymic rebound hyperplasia)
胸腺反弹(跳)性增生Thymic Rebound Hyperplasia 是真性增生,而淋巴滤泡性增生的胸腺体积可能正常或稍有增大。 During periods of stress, on chemotherapy or steroids the thymus actually shrinks 在化疗法或类固醇治疗期间,胸腺发生萎缩 During recovery it grows to original size or may become larger ...
193 次阅读|0 个评论
分享 化疗性肺损伤性肺炎(免疫检查点抑制剂ICI肺炎)亚型的影像学表现总结 ... ... ...
hyc3140 2019-7-4 19:12
化疗性肺损伤性肺炎(免疫检查点抑制剂ICI肺炎)亚型的影像学表现总结 ... ... ...
化疗性肺损伤性肺炎(免疫检查点抑制剂ICI肺炎)的影像学表现总结 1.Organizing Pneumonia (OP) Pattern机化性肺炎(OP)特点 • Bilateral peribronchovascular and/or subpleural consolidations 双侧支气管血管周和/或胸膜下实变影 • Ground glass and airspace opacities; nodules may be seen 磨玻璃密度和气腔 ...
203 次阅读|0 个评论
分享 胸腺上皮性肿瘤患者的分期相关结局
hyc3140 2019-7-4 12:05
胸腺上皮性肿瘤患者的分期相关结局
胸腺上皮性肿瘤患者的分期相关结局 Stage-related outcome for thymic epithelial tumours. BACKGROUND : Thymic epithelial tumours (TETs) are characterized by a wide variety of biological behaviors. Radical resection and stage are strong prognostic factors. Aim of this study is to review our Single Ce ...
178 次阅读|2 个评论
分享 基于RESOLVE DWI结合常规MRI鉴别鼻腔自然杀伤T细胞淋巴瘤和弥漫性大B细胞淋巴瘤 ... ...
hyc3140 2019-7-4 11:28
基于RESOLVE DWI结合常规MRI鉴别鼻腔自然杀伤T细胞淋巴瘤和弥漫性大B细胞淋巴瘤 ... ...
基于RESOLVE DWI结合常规MRI鉴别鼻腔自然杀伤T细胞淋巴瘤和弥漫性大B细胞淋巴瘤 Differentiation between sinonasal natural killer/T-cell lymphomas and diffuse large B-cell lymphomas by RESOLVE DWI combined with conventional MRI. OBJECTIVE: To explore the feasibility of using RESOLVE DWI combined with c ...
167 次阅读|0 个评论
分享 肿瘤免疫检查点抑制剂治疗:影像学表现总结
hyc3140 2019-7-2 16:57
肿瘤免疫检查点抑制剂治疗:影像学表现总结
肿瘤免疫检查点抑制剂治疗:影像学表现总结 Immune Checkpoint Inhibitor Cancer Therapy: Spectrum of Imaging Findings Immune checkpoint inhibitors are a new class of cancer therapeutics that have demonstrated striking successes in a rapid series of clinical trials. Consequently, these drugs have drama ...
260 次阅读|0 个评论
分享 SOX2高表达与胸腺上皮性肿瘤患者的较短存活率显著相关
hyc3140 2019-7-2 16:27
SOX2高表达与胸腺上皮性肿瘤患者的较短存活率显著相关。 High expression level of SOX2 is significantly associated with shorter survival in patients with thymic epithelial tumors. OBJECTIVES : Thymic epithelial tumors (TET) are heterogenous tumors which are composed of thymoma (TM) and thymic carcin ...
165 次阅读|0 个评论
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