laa

Methods Six patients with LAA were studied and analyzed by echocardiography .

方法应用超声心动图检查6例主动脉弓离断患者，研究其超声心动图表现特征。

Blood LAA was positively correlated with tissue MPO content .

外周血LAA与肺组织MPO含量呈正相关。

Study on the possibility of using LAA in place of the part of ration protein in Broilers

添加氨基酸降低肉用仔鸡日粮部分蛋白质水平可行性研究

Conclusions LAA flow spectra can reflect left atrial function , LAA function and left ventricular diastolic function .

结论非风湿性房颤左心耳的血流频谱曲线较好地反映左心房及左心耳功能，在一定程度上反映了左心室的舒张功能。

TEE Observation of LAA Stunning after Conversion of Non Valvular Atrial Fibrillation

TEE对非瓣膜性房颤复律后左心耳功能顿抑的观察

The dynamic changes of plant hormone ( LAA ) were monitored by using ELISA technology during the formation of graft union .

本文应用植物激素间接酶联免疫技术（ELISA），第一次定量检测了嫁接植株形成过程中生长素（LAA）的动态变化。

Conclusion : Impaired LAA function is responsible for thrombus formation and multiplane TEE is a valuable method for its detection .

结论：左心耳功能减低是左心耳血栓形成的重要因素，多平面经食管超声是检测左心耳血栓有价值的方法。

Plasma level of D dimer elevated significantly in NRAF patients with LAA dysfunction ( P < 0.01 ) .

其中D2聚体水平在LAA功能减退患者中显著升高（P<001）。

Increasing TAT is the independent predictor of LAA apex SEC in patients with VAF .

TAT是左心耳尖部SEC的独立预测因子。

Conclusion The test of the LAA blood flow frequency spectrum in patients with NVAF by using TEE might predict the success rate following defibrillation treatment .

结论房颤患者通过TEE对左心耳血流频谱的检测，可预测除颤治疗的成功率。

Objective To investigate the clinical X-ray characteristics and the capability of X-ray plain film in the diagnosis of congenital interrupted aortic arch ( LAA ) .

目的探讨先天性主动脉弓离断（IAA）的临床X线特点及X线平片诊断价值。

Patients with atrial fibrillation are at risk of thrombus formation , which usually develops in left atrial appendage ( LAA ) or cavity .

心房颤动的病人有产生血栓的危险，血栓通常在左心耳或左心房内产生。

To induce the normal plant and embryoid , reducing the content of lAA / CKs after heart-shape embryoid was suggested .

在心型胚状体阶段适当降低IAA／CKs值，以来诱导正常胚状体和正常苗。

Methods : A new self - manufactured LAA occluder was implanted into the LAA through a transseptal catheter in 20 dogs .

方法：用自行研制的新型左心耳封堵器经导管封堵20只犬的左心耳。

Conclusion The assessment of LAA function in EH by TTE and TEE may be helpful to prophesy the developing of hypertension and identify the risk of thrombus formation .

结论应用TTE及TEE技术评价高血压病患者左心耳功能可预测高血压病病情，判断血栓形成的危险程度。

Objective : To understand the anatomical characteristics of the left atrial appendage ( LAA ) of normal adult heart and provide anatomical basis for percutaneous occlusion of left atrial appendage .

目的：了解正常人左心耳解剖学特征，为经皮穿刺封堵左心耳提供相关的应用解剖。

Based on TOAST criteria , all ACI patients were divided into two main subtypes : large artery atherosclerosis stroke ( LAA ) and small-artery occlusion ( SAO ) .

根据TOAST分型法将ACI患者分为大动脉粥样硬化性脑梗死（LAA）和小动脉闭塞/腔隙性脑梗死（SAO）两组。

Objective To observe the echocardiographic characteristics of pulmonary venous flow ( PVF ) and its relationship to left atrial appendage ( LAA ) in patients with nonrheumatic atrial fibrillation .

目的了解非风湿性房颤（NRH-AF）患者的肺静脉血流（PVF）超声特征及其与左心耳（LAA）改变间的关系。

In theory to remove LAA can reduce the incidence of thrombosis rooting in AF. At present the method of removing LAA include surgery and the transcatheter implantation of occluder .

理论上讲去除左心耳可减少房颤血栓的发生率，目前去除左心耳的方法有外科结扎或切除手术、介入封堵左心耳。

The end diastolic and end systolic volume ( EDV and ESV ) of left atrial appendage ( LAA ) were measured with the disk summation method of 3DE .

应用三维超声心动图采取圆盘总和方法（disksummation）测定左心耳舒张末期容量（EDV）和左心耳收缩末期容量（ESV）。

A combination of 0.03 % phytic acid and 0.02 % tea polyphenols could get the highest preservation rate of the LAA and the total Vc , which were 95.24 % and 95.90 % , respectively .

0.03%植酸与0.02%茶多酚组合可使猕猴桃还原型Vc保存率高达95.24%，总Vc保存率高达95.90%。

Objective : To evaluate the left atrium appendage ( LAA ) function in rheumatic mitral stenosis ( MS ) by transthoracic and transesophageal echocardiography ( TTE , TEE ) .

应用经胸及经食道超声心动图（TTE，TEE）技术评价风湿性心脏病二尖瓣狭窄患者左心耳功能。

12 Patients with rheumatic heart disease ( RHD ) and 10 control subjects with other heart disease were examined by transesophageal echocardiography ( TEE ) to gain information on left atrium and left atrial appendage ( LAA ) function .

用经食道心脏超声（TEE）检测12例风心病（RIID）及10例非风心病对照组的左房结构及左心耳功能。

Objective To observe the tissue Doppler imaging ( TDI ) characteristics of left atrial appendage ( LAA ) in sinus rhythm and atrial fibrillation , and to assess the value of TDI and pulsed Doppler in evaluating the left atrial appendage function .

目的观察窦性心律和心房纤颤（房颤）患者经食管超声心动图左心耳脉冲组织多普勒的图像特点，结合脉冲多普勒初步研究使用组织多普勒技术评价左心耳功能的价值。