Results 101 to 110 of about 3,651 (156)

ECG电流调控模式在256层螺旋CT冠脉成像中的应用

open access: yesZhongguo shiyan zhenduanxue, 2011
目的比较256层螺旋CT冠脉成像中ECG电流调控模式及回顾性心电门控扫描的图像质量和病人的辐射剂量。方法对62例怀疑冠心病患者进行256层螺旋CT冠状动脉造影,患者随机分成两组,A组采用回顾性心电门控扫描成像,B组采用ECG电流调控模式成像,对两组患者的图像质量进行主观及客观评价,客观评价包括信号噪声比及对比度噪声比,同时对患者的辐射剂量进行比较。结果 A组及B组的图像信号噪声比分为(14.41±1.05)和(15.07±3.29),差异无统计学意义(t=-1.07,P=0.29 ...
郭铁刚   +5 more
doaj  

多排螺旋CT对脂肪肝背景下肝脏结节性疾病的诊断

open access: yesZhongguo shiyan zhenduanxue, 2014
目的研究多排螺旋CT增强扫描对脂肪肝背景下肝脏结节性疾病的诊断价值。方法从2010年1月到2012年3月,于我院就诊并进行治疗的脂肪肝合并肝脏结节性疾病的病患共有84例,以数字法随机分为观察组(42例),对照组(42例)。观察组进行多排螺旋CT进行诊断,对照组则行超声诊断,对比两组诊断情况。此外对观察组病患根据结节大小不同,分为大结节组以及小结节组,均行多排螺旋CT增强扫描进行诊断。比较两组诊断情况。结果观察组准确度、灵敏度以及特异度分别为84.4%(38/42),92.6%(25/27),86.7 ...
胡金发
doaj  

A Case Report of Tongue Metastasis from Lung Carcinoma [PDF]

open access: yes, 2009
Hui LI, Xiangwen WU, Yang WANG, Yili FU
core  

[The value of DCE-MRI combined with spectral CT in the short-term efficacy of concurrent chemoradiotherapy for nasopharyngeal carcinoma]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zheng S   +5 more
europepmc   +1 more source

[China National Lung Cancer Screening Guideline with Low-dose Computed Tomography (2025 Version)]. [PDF]

open access: yesZhongguo Fei Ai Za Zhi
Chinese Expert Group on Early Diagnosis and Treatment of Lung Cancer   +1 more
europepmc   +1 more source

[Comparative study on accuracy of three imaging methods in diagnosis of subacromial impingement syndrome]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zi L   +7 more
europepmc   +1 more source

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