Objective: To evaluate the feasibility of identifying viable myocardium by applying low dose dobutamine echocardiography (LDDSE) combined with Doppler tissue imaging (DTI).
目的：探讨低剂量多巴酚丁胺负荷超声心动图(LDDSE)结合多普勒组织成像技术(dti)评价存活心肌的可行性。
Objective To clarify feasibility for diagnosing coronary artery disease by quantitative tissue velocity imaging (QTVI) technique during low-dose dobutamine stress echocardiography (LDDSE).
目的探讨应用定量组织速度成像(QTVI)技术结合小剂量多巴酚丁胺负荷超声心动图试验(LDDSE)诊断冠心病的价值。
Objective To assess myocardial viability in patients with myocardial infarction by quantitative tissue velocity imaging (QTVI) during low-dose dobutamine stress echocardiography (LDDSE).
目的探讨应用定量组织速度成像(QTVI)技术结合小剂量多巴酚丁胺负荷超声心动图试验(LDDSE)评价心肌存活性的价值。
Resu lts The direct digital imaging system had the advantages of low exposure dose and good image quality. The first film rate was 91.3%.
结果直接成像系统具有曝光剂量小、图像质量佳等饰点，其甲级片率达到91.3%。
Objective: to investigate the value of color Doppler flow imaging (CDFI) for prediction of pre eclampsia and to assess the preventive effect of eclampsia with low dose aspirin.
目的：研究彩色多普勒超声预测先兆子痫的价值及小剂量阿司匹林防治的意义。
Conclusion 64-slice spiral ct imaging of the urinary system available with low-dose furosemide clear the urinary tract imaging, clinical diagnosis can be used as an effective means of inspection.
结论64层螺旋CT小剂量呋塞米法泌尿系成像可获得整个尿路的清晰影像，可作为临床诊断的一种有效的检查手段。
Conclusion 64-slice spiral ct imaging of the urinary system available with low-dose furosemide clear the urinary tract imaging, clinical diagnosis can be used as an effective means of inspection.
结论64层螺旋CT小剂量呋塞米法泌尿系成像可获得整个尿路的清晰影像，可作为临床诊断的一种有效的检查手段。
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