在加拿大我们也应用对比超声，在美国没有对比超声。我认为它是另外一种可用工具。
We also here in Canada use Contrast Ultrasound which is not available in the United States and I think it is a useful additional tool.
材料与方法：应用彩色多普勒超声对32例胎心异常及49例胎心正常者进行了大脑中动脉、脐动脉的PI比值的对比分析。
Methods:By color Doppler ultrasound, we contrast the MCAPI/UAPI of the 32 cases which heart rate is abnormal with what of the 49 cases which heart rate is normal.
目的探讨超声造影剂及对比脉冲序列成像技术在肾占位性病变中的应用价值。
Objective To explore the value of ultrasound contrast agent and cadence contrast pulse sequencing technology (CPS) in renal occupied lesions.
目的应用超声影像诊断臀肌筋膜挛缩症，并与临床分型对比观察。
Objective Apply supersonic of the diagnosis of gluteal muscle contracture and observe the clinical classification and comparison.
应用声超声及超声穿透试验对钢板上有无煤负载两种情况进行了对比研究。
A comparison study on two situations, with and without coal load on a steel plate, has been carried out by using audio and ultrasonic frequency.
方法应用超声波和临床方法前瞻性、双盲、对比研究连续出生的1 ~3日龄的184例新生儿肝脏大小。
Methods We measured the liver size in 184 cases by sonographic and clinical method with a double-blind design at 1 ~ 3 days of life.
目的对比研究螺旋水刀和超声刀在肝叶切除术中的应用。
Objective to evaluate the use of water-jet dissector and ultrasonic dissector (CUSA) during hepatectomy.
方法应用彩色多普勒超声心动图诊断7例心下型肺静脉异位引流，并与手术结果对比分析。
Methods the comparison and analysis between the images of color Doppler echocardiography and the operative findings were made in 7 cases of ITAPVD.
方法应用彩色多普勒超声心动图对比观测了65例糖尿病患者及40例正常人的左心房功能各项指标。
Methods Left atrial functions were evaluated by color Doppler echocardiography in 65 patients with diabetes mellitus and 40 normal controls.
材料与方法 ：应用二维超声心动图观察20例缩窄性心包炎心脏形态学特征 ，并与15例正常人对比分析。
Materials and Methods:The cardiac geometry in 20 patients with constrictive pericarditis and 15 normals were examined by two -dimensional echocardiography (2DE).
材料与方法 ：应用二维超声心动图观察20例缩窄性心包炎心脏形态学特征 ，并与15例正常人对比分析。
Materials and Methods:The cardiac geometry in 20 patients with constrictive pericarditis and 15 normals were examined by two -dimensional echocardiography (2DE).
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