What causes coarctation of the aorta?

什么引起了主动脉缩窄？

A rupture of the aorta is likely to be fatal.

主动脉的破裂可能是致命的。

How is coarctation of the aorta diagnosed?

怎样作出主动脉缩窄的诊断？

The blood can dissect up or down the aorta.

血液可沿主动脉向上或向下剥离动脉。

The aorta was not clamped in sham operation group.

假手术组仅松套腹主动脉，不阻断血流。

Railroad and highway is the national economy aorta.

铁路、公路是国民经济的大动脉。

This finding can be seen in coarctation of the aorta.

主要见于主动脉缩窄。

The first branches of the aorta go to the upper body (arms and head).

主动脉的第一分支分布到上身(上肢和头部)。

Normally, there are two separate arteries the aorta and the pulmonary artery.

正常时，这儿是两个互相分开的动脉主动脉和肺动脉。

Objective:To study the effect of hypercholesterolemia on the function of aorta.

目的：研究血胆固醇持续增高对主动脉功能的影响。

In the control group, animals experienced surgery but the aorta was not occluded.

在对照组，动物经历手术，但是主动脉不予蔽塞。

Angiography has the limitation of not being able to evaluate the wall of the aorta.

血管造影不能够显示动脉壁而作用有限。

Objective To summarize the experience of modified operation on lung cancer invading aorta.

目的介绍肺癌侵犯主动脉外膜手术方法改进的经验。

Atherosclerosis may weaken the wall of the aorta such that it bulges out to form an aneurysm.

动脉粥样硬化处的动脉壁变得很薄弱，容易膨出形成动脉廇。

The measuring values of TEE and TTE to inner diameter of ascending aorta were similar(P>0.05).

TEE和TTE对升主动脉内径的测值无显著性差异（P＞0．05）；

Figure 4. Case 1. Three-vessel view showing a thin pulmonary artery (blue) and an enlarged aorta (red).

图4。病例1。三血管平面，显示一细长的肺动脉（蓝色）和一粗大主动脉（红色）。

Relationship of elements content in aorta with opening angle of aortic rings was analyzed in diabetic rats.

并对元素含量与主动脉环展开角度数之间的相关性进行分析。

AIM: To analyze the features of aorta atherosclerosis and cardiac functional damage, and seek the regularity.

目的：分析吸烟者大动脉粥样硬化和心功能损害特征，寻找其规律性。

Vascular disease is a major contributor to life-threatening conditions such as aneurysms or blockages of the aorta.

血管疾病是引发危及生命的病态(例如动脉瘤或主动脉阻塞)的主要因素。

Right-sided refers to the position of the arch compared with the trachea, not to the position of the descending aorta.

所谓右位，主要是与气管相比较的右侧，而非在降主动脉的右侧。

Five months later when Holbrooke — just 69 and seemingly indestructible — died of a torn aorta I remembered that evening.

5个月后，年仅69岁的霍尔布鲁克因动脉破裂猝死。 我仍然记得听闻死讯的那天晚上，因为这之前，他看上去那么健康，他的离去实在是毫无征兆。

Case 14 In this case, both vessels have antegrade flow, but now the pulmonary artery is larger then the aorta (Figure 19).

病例14。本例中，两大血管血流方向正常，但是肺动脉较主动脉弓粗(图19)。

She will need to have an echocardiogram repeated in the first, second and third trimesters to monitor the size of her aorta.

她将需要有一个反复超声心动图，在第一次，第二次和第三次晚期监测的大小，她主动脉。

Blood pressure and oxygen measurements are taken in the four Chambers of the heart, as well as the pulmonary artery and aorta.

在心脏的四个腔里以及肺动脉和主动脉里分别测量血压和血氧。

It's vital that Marfan's be diagnosed as soon as possible, as the condition is commonly associated with weakness of the wall of the aorta.

马凡氏综合症要尽早发现，这至关重要，因为该病通常与主动脉的血管壁薄弱有关。