64层螺旋计算机断层扫描血管造影与数字减影血管造影在下肢动脉病变诊断中的应用价值对比

来源 :实用临床医药杂志 | 被引量 : 0次 | 上传用户:eagle_19810
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
目的对比64层螺旋计算机断层扫描血管造影(CTA)与数字减影血管造影(DSA)在下肢动脉病变诊断中的应用价值。方法回顾性分析本院62例下肢动脉病变患者,均先行CTA再行DSA,比较2种方法显示的下肢动脉狭窄分级情况,并以DSA为标准,计算CTA诊断下肢动脉狭窄的灵敏度、特异度、准确度、阳性及阴性预测值。结果CTA与DSA结果符合率为91.20%。以DSA为标准,CTA检查共低估12段,高估26段。CTA诊断下肢动脉狭窄程度≥50%的灵敏度、特异度、准确度、阳性及阴性预测值分别为98.21%、96.15%、
其他文献
曾几何时。爱幻想、爱打闹的小女孩如今正戴着眼镜在托腮沉思。少了几分幻想。多了几点忧郁。昔日的单纯率真已不再,有的只是对未来的憧憬。
随着高等教育的不断深入和发展,如何适应医学寄生虫学的教学发展要求,增强课程的时代性,提高教学质量,成为摆在教师面前的一个重要课题。文章从改变医学寄生虫学教学理念,不断更新
In order to learn the enzymatic characteristics of Huai yam powder with medium-temperatureα-amylase, effects of substrate concentration,enzyme concentration, p
目的探讨采用He-Ne激光局部照射维持治疗复发性外阴阴道假丝酵母菌病(RVVC)的临床价值。方法将维持治疗的100例患者随机分成观察组和对照组,每组50例,观察组采用He—Ne激光局部照
A novel organic polymeric flocculant was synthesized by grafting cationic etherifying monomer (3-chloro-2-hydroxypropyl) trimethyl ammonium chloride (CHPTAC) on
During 15 months the white shrimp (Litopenaeus schmitti) fishing zone was characterized ecologically through the obtaining, compilation and analysis of environm
The dietary selenium (Se) requirement of yellowtail kingfish (Seriola lalandi) in normal and infected conditions was investigated. The fish were fed one of five
The cow-calf (Bos taurus) industry in subtropical United States and other parts of the world that depends almost totally on grazed pastures is facing several pr
Systems for tracking products through supply chains range from paper-based records maintained by producers, processors, and suppliers to sophisticated ICT-based
细节是指生活中细微而又具体的典型情节,细节描写运用得好,写人则如见其人,绘景则如临其境,文章就能形象鲜明,更具感染力。请看下面几个片段升格示例:一、选择典型,形象生动