Objective To assess the change of left atrial pressure volume loop and left atrial function in the state of ischemia.
目的探讨左房压力-容量环在急性心肌缺血时的变化，了解左房功能的改变。
Objective: To assess the effect of acute changes in left atrial pressure on plasma B-type natriuretic peptide (BNP) levels.
目的：观察心房压力快速变化对血浆B型钠尿肽(BNP)水平的影响。
Objective to evaluate the feasibility, accuracy and safety of a new combined left and right atrial catheter for monitoring left atrial pressure in pediatric cardiac patients.
目的评价左右心房联合测压导管(简称联管)用于心脏手术围术期左心房压力监测的可行性、准确性和安全性。
It was considered that longer atrial fibrillation history, small mitral area and higher left atrial pressure after PBMV were the key factors of atrial fibrillation recurrence.
我们认为心房纤颤病程长，PBMV后瓣口面积小和左房回缩差是心房纤颤复发的可能原因。
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准确的新途径。
Atrial natriuretic peptide(ANP) plays an important role in the regulation of blood pressure through sodium-water homoeostasis.
心钠素通过水盐代谢平衡在调节血压中起重要作用。
Left atrial, left ventricular pressure curves and aortic blood flow curves were measured beret and after mitral valve replacement.
测定置换前、后的左心房和左心室压力曲线，以及主动脉流量曲线。
Carotid sinus pressure has little or no effect on the atrial rate in atrial flutter.
压迫颈动脉窦对心房扑动时的心房率几乎不起作用。
Results With increase of the volume load and pressure load in the atrium, the atrial septal thickness increased, and the velocity of atrial septal motion increased or reduced.
结果心房的容量负荷和压力负荷增加时，房间隔的厚度增加、运动速度增快或减慢。
Conclusions In older patients with EH, left atrial dilatation was significantly correlated with blood pressure, ALD, AT2, left ventricular structure and function.
结论老年高血压患者左心房扩大与血压，ALD, AT_2及左室结构和功能有关。
Methods Korotkoff sound method and modified method were performed in 69 male patients to respectively take blood pressure of left upper arm during atrial fibrillation.
方法采用临床上常用的柯氏音法与改良方法，分别测量69例男性心房颤动患者发作期的左上臂血压，并根据房颤时各自特点进行分组比较。
Objective: To find out the relationship between pulse pressure (PP) and left atrial geometric pattern in aged patients with hypertension.
目的：探讨老年高血压患者脉压(PP)与左房构型改变的相关关系。
An atrial septal defect is unlikely to produce a loud murmur because of the minimal pressure differential between the atria.
房间隔缺损不产生明显心脏杂音，因为心房之间压力差很小。
Objective To determine the relationship between left atrial diameter and mitral valve area or left atrial mean pressure in patients with rheumatic pure mitral stenosis.
目的探讨二尖瓣口血流频谱和瓣环的组织多普勒频谱与左室平均舒张压的关系。
Objective To determine the relationship between left atrial diameter and mitral valve area or left atrial mean pressure in patients with rheumatic pure mitral stenosis.
目的探讨二尖瓣口血流频谱和瓣环的组织多普勒频谱与左室平均舒张压的关系。
应用推荐