Objective To observe normal citizen's LA's internal diameter and volume by two dimensional echocardiography.
目的用二维超声研究正常人左心房内径、容量。
Objective To explore the image characteristics and regularity of two dimensional echocardiography (2de) on dextroversion and deformity.
目的探讨右旋心及合并畸形二维超声心动图(2de)图像特征及其规律性。
Objective:To probe into the imaging character and regularity of congenital heart disease of left-transposition of great arteries by two dimensional echocardiography (2DE).
目的：探索大动脉左转位先天性心脏病（先心病）二维超声心动图（2DE）特征及规律性。
The viability of myocardium was evaluated by two dimensional echocardiography in 20 patients with myocardial infarction prior and after nitroglycerin sublingual administration.
应用硝酸甘油(硝甘)介入超声心动图对20例心肌梗塞后心肌细胞的存活性进行研究。
The two-dimensional echocardiography, magnetic resonance imaging, computerized tomography and right ventricular cineangiography show morphologic abnormalities in the right ventricle.
二维超声心动图、磁共振显像、右室造影均可显示右室形态学异常。
Objective: to improve the diagnostic rate of pulmonic stenosis using two dimensional and Doppler echocardiography and to reduce the rate of misdiagnosis.
目的：提高二维及多普勒超声对肺动脉口狭窄的诊断正确率，降低漏诊率。
Objective To assess left ventricle(LV) systolic function in acquired immunodeficiency syndrome(AIDS) patients with two dimensional and M-mode echocardiography.
目的应用二维及M-型超声心动图技术评价艾滋病患者左心室收缩功能的变化。
Objective To study the diagnostic value of two dimensional and color Doppler echocardiography for hyperthyroid heart disease.
目的探讨二维彩色多普勒超声心动图对甲状腺功能亢进性心脏病的诊断价值。
Two dimensional image was obtained by transesophageal echocardiography. The thickness, wave time and velocity were showed during atrial septal motion by omni directional M mode echocardiography (OME).
应用经食管超声心动图获得二维图像，全方向M型超声显示并测量房间隔运动时的厚度、波幅时间及速度。
Within one week, LV angiography and two-dimensional echocardiography were performed in all patients.
一周内所有病例行左室造影与二维超声心动图检查。
Meanwhile, 16 cases were found with body surface two-dimensional echocardiography, and the checkout rate was 15.5%.
同时，体表二维超声心动图检查发现左心房内血栓形成者16例，检出率为15.5%。
Transesophageal echocardiography with two dimensional image, M-mode and pulse Doppler were performed at baseline and after several episodes of de.
使用食管超声心动图在电除颤前后记录二维、M型和多谱勒超声图像。
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、脉冲式多普勒超声检测DSE患者左室收缩和舒张功能。
EDV, ESV, and LVEF were calculated using Simpson's rule algorithm for monoplane LV angiography, using M-mode method for two-dimensional echocardiography.
左室造影采用单平面法(辛普森法则)，二维超声心动图采用M型超声获得EDV、ESV和LVEF。
The quantification of mitral stenosis by using a new color Doppler flow convergence method was evaluated, and compared with two -dimensional echocardiography, pressure half- time and combined method.
本研究应用彩色多普勒血流会聚新方法评价了对二尖瓣狭窄的定量诊断，并与二维超声、压力降半时间及综合法测量二尖瓣狭窄进行了比较。
Using two dimensional guided M-mode echocardiography we determined cardiovascular parameters.
用二维及M型超声心动测定有关心血管参数。
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。
Conclusions: Compared with two-dimensional echocardiography, real-time three-dimensional echocardiography could reflect the true stereoscopic structure of cardiac tumor.
结论：与二维超声心动图比较，实时三维超声心动图反映了心脏肿瘤的一个真实的立体结构。
To evaluate the diagnostic value of colour Doppler two-dimensional echocardiography in congenital heart multiple malformation.
目的评价超声心动图诊断非复杂先天性心脏病病复合畸形的价值。
Methods MVA was estimated in 18 patients before and after PBMV, using two-dimensional echocardiography(2DE), Doppler pressure half-time(PHT) and volumetric RT3DE.
方法分别应用二维法（2D法）、多普勒压力减半时间法（PHT法）及实时三维容积法（RT3DE）检测18例行PBMV患者手术前后MVA。
The patients were divided into two groups with respect to ambulatory BP profiles as 48 dippers and 55 nondippers. They were studied by two-dimensional echocardiography and SRI.
高血压患者根据动态血压分为48例杓型组和55例非杓型组，所有受检者均行二维超声及SRI检查。
Objective:Probe into the imaging character and regularity of the"Straddle Sign"of two-dimensional echocardiography(2DE).
目的：探讨二维超声心动图（2DE）“骑跨征”图像特征及规律性。
Objective: To evaluate the accuracy of two-dimensional and three-dimensional (3d) color Doppler echocardiography in cardiac stroke volume quantification.
目的：比较二维超声及三维彩色多普勒超声在心搏出量计算方面的准确性。
Objective: To evaluate the accuracy of two-dimensional and three-dimensional (3d) color Doppler echocardiography in cardiac stroke volume quantification.
目的：比较二维超声及三维彩色多普勒超声在心搏出量计算方面的准确性。
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