Results: Their main cause to colour Doppler echocardiography were murmur, cyanosis, panting, asphyxia, feeding-difficulty, Loud pulmonary valve second heart sound.

结果：进行心脏彩超检查的原因以心脏杂音、紫绀、宫内窘迫或新生儿窒息、呼吸急促、肺动脉瓣第二心音亢进最常见。

Objective To evaluate the feasibility of transthoracic Doppler echocardiography (TTDE) for noninvasive detection of distal coronary flow.

目的探讨经胸壁多普勒超声心动图(TTDE)对冠状动脉远端血流检测的可行性。

Objective To investigate the clinical significance of prenatal color Doppler echocardiography in fetal simple ventricular septal defect (VSD).

目的探讨彩色多普勒超声心动图对胎儿单纯室间隔缺损产前诊断的价值。

Conclusion the diagnosis of lower limb atherosclerosis obliterans by color Doppler echocardiography is specific, which can offer the relatively reliable index for the clinical diagnosis.

结论彩色多普勒超声心动图对老年人下肢动脉硬化性闭塞癥的诊断具有特异性，为临床对其进行诊断提供了较为可靠的指标。

Methods Left atrial functions were evaluated by color Doppler echocardiography in 65 patients with diabetes mellitus and 40 normal controls.

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。

Objective:To conduct such a study on TSS downstream of mitral stenosis using a finite element model of two dimensions combined with Doppler echocardiography in human beings.

目的探讨一种与多普勒超声相结合的人体二尖瓣狭窄下游湍流剪应力二维有限元分析方法。

Objective To discuss the clinical value of color Doppler echocardiography in diagnosing double-orifice mitral valve (DOMV).

目的通过总结分析先天性双孔二尖瓣畸形（DOMV）的超声表现，探讨彩色多普勒超声心动图的诊断价值。

Objective to analyze the accuracy of the diagnosis of aortopulmonary septal defect (APSD) by Doppler echocardiography and improve the initial echocardiographic diagnosis.

目的分析多普勒超声心动图诊断主肺动脉间隔缺损的準确率，提高超声心动图检查对主肺动脉间隔缺损的首次检出率。

Objective: To study the application value of transthoracic or trans-esophagus color Doppler echocardiography on diagnosing rupture of aortic sinus aneurysm.

目的：探讨经胸及经食道彩色多普勒超声心动图在诊断主动脉窦瘤破裂的应用价值。

Conclusion: Doppler echocardiography provides a reliable and accurate method for complete non-invasive assessment of left atrial pressure in patients with mitral regurgitation.

结论：多普勒超声为无创性测定左房压提供一种可靠而準确的新途径。

Purpose To determine coronary flow reserve (CFR) in patients with essential hypertension by transthoracic pulsed Doppler echocardiography (PDE).

目的应用经胸脉沖多普勒超声心动图(PDE)测定高血压病人的冠脉血流储备功能(CFR)。

Doppler echocardiography is the most effective noninvasive method in detecting PHT.

多普勒彩色超声心动图对于PHT是最有效的非创伤性检测方法。

Objective: Tao evaluate the value of color Doppler echocardiography in the diagnosis of primary cardiac tumor.

目的：探讨彩色多普勒在诊断原发性心脏肿瘤中的价值。

Imaging advantage, practical value and limitation of transesophageal Doppler echocardiography were discussed.

讨论了经食道多普勒超声心动图的成像优势、用价值及局限性。

The cardiovascular parameters were measured by using Doppler echocardiography before and 12 months after treatment.

治疗前及治疗后12个月分别进行心脏超声检查，测量有关心血管参数。

Objective:To study the characteristics of the color Doppler echocardiography of ruptured mitral chordae tendineae (RMCT) and its etiology and pathology.

目的：探讨二尖瓣腱索断裂的彩超特征和病因病理改变。

Methods The left ventricular systolic and diastolic function of patients was evaluated using two-dimensional and pulse Doppler echocardiography by DSE.

方法采用二维、脉沖式多普勒超声检测DSE患者左室收缩和舒张功能。

Objective: To analyze the accuracy of the diagnosis of complete transposition of great artery (C-TGA) by Doppler echocardiography and improve the initial echocardiographic diagnosis.

目的：分析多普勒超声心动图诊断完全性大动脉转位(C -TGA)的準确性，提高超声心动图的首次检出率。

Objective To explore the effect of color Doppler echocardiography on the diagnosis of aortic dissecting aneurysm (ADA).

目的探讨彩色多普勒超声对主动脉夹层动脉瘤(ada)的诊断价值。

Color m mode Doppler echocardiography studies were obtained from mitral valve orifice toward the apex: the rate of flow propagation velocity (FPV) from apical 4 chamber views.

将m型取样线置于二尖瓣口左室流入道至心尖获取彩色左室舒张期血流传播图测量fpv。