Past medical history of rheumatic heart disease with mitral valve stenosis.

以前有风湿性心脏病伴二尖瓣狭窄病史。

That's where the mitral valve closing is best heard.

这个位置就是听二尖瓣关闭的最佳位置。

The aortic I may rely upon, but I should value your opinion upon the mitral.

我的大动脉还好，可是对于我的僧帽瓣，我要听听您的宝贵的意见。

Oh, the echo tests showed mild mitral stenosis. The tilt test was negative. We're doing E.P. Studies.

哦，超声波检查表明轻微的二尖瓣狭窄。穿刺结果也不好。我们在做EP研究。

Finally, Marfan syndrome is a risk factor for mitral valve prolapse, where the mitral valve pouches into the left atrium during systole.

最后，马方综合征也是二尖瓣脱垂的一个危险因素，即二尖瓣在收缩期时突向左心房。

And because it's basically the tricuspid and mitral valve closing, it's best heard in the tricuspid valve and mitral valve area.

因为它主要是因为二尖瓣和三尖瓣关闭的声音，所以它可以在二尖瓣和三尖瓣听诊区被清晰听到。

So the first " lub" that you hear in that lub-DUB is made by the mitral and tricuspid valves closing.

所以你在 lub-DUB 中听到的第一个“lub”是由二尖瓣和三尖瓣关闭发出的。

He has a murmur of mitral insufficiency.

他有二尖瓣关闭不全的杂音。

In this case, since it's the mitral valve, we call this mitral regurgitation.

在这种情况下，由于是二尖瓣，我们称之为二尖瓣反流。

After entering the left atrium, the blood goes through the second atrioventricular valve called the mitral valve into the left ventricle.

进入左心房后，血液穿过第二个房室瓣膜，称为二尖瓣，进入左心室。