They were looking for abnormal heart rhythms called arrhythmias.

他们在寻找被称为“心律”异心律。

Nor do mice develop the sorts of heart arrhythmias seen in people.

老鼠也不会患上人类所见各种心律。

It confirms other observational studies that have not shown a higher risk of heart arrhythmias.

它证实了其它观察性研究并未显示出较高心律风险。

NASA astronauts have also detected cardiac arrhythmias, and decreased heart function in spaceflight.

NASA宇航员在太空中也被检测出心律, 心脏功下降等等。

Either too much or too little of it could cause the heart to develop a life-threatening arrhythmia.

钾含量过多或过少都可导致心脏出现危及生命心律。

Or low levels of potassium can cause muscle dysfunction including leg cramps, weakness and abnormal heart rhythms.

钾含量低会导致肌肉功障碍，包括腿部抽筋、虚弱和心律。

Finally, hypokalemia can affect cardiac muscle contractions, which can lead to cardiac arrhythmias and cardiac arrest.

最后，低钾血症会影响心肌收缩，导致心律和心搏骤停。

Hyperkalemia, though, also affects cardiac muscle contractions, which can lead to cardiac arrhythmias and cardiac arrest.

高钾血症，也可以影响心肌细胞收缩，进而导致心律和心脏停搏。

For example, people with atrial arrhythmias might have atrial rates in the 200 to 300 beats per minute range.

例如，有房性心律患者可存在房性心律；房性心律每分钟在200-300次左右。

The group also notes that radiation can cause heart rhythm disorders and structural damage in blood vessels and heart valves.

美国心脏协会还指出，辐射可导致心律和血管和心脏瓣膜结构损伤。

She was suffering from arrhythmia, fainting spells, and potassium deficiency.

她患有心律、昏厥和钾缺乏症。

The common medical situation we dealt with first was cardiac arrhythmia or an irregular heartbeat.

我们首先处理见医疗情况是心律或心律不齐。

Cardiac arrhythmias that originate from other parts of the atria are always clinical.

源自心房其他部位心律通是临床病变。

However, in the acute period, it can cause heart failure, life-threatening arrhythmias, even death.

然而，在急性期，它会导致心力衰竭，危及生命心律，甚至死亡。

While on holiday in Mexico, her husband, Dave Goldberg, suffered from a heart arrhythmia, fell off a treadmill and died.

在墨西哥度假时候，她丈夫戴夫·戈德伯格（Dave Goldberg）突发心律，从跑步机上跌倒并死亡。

Patients with long QTs are at an increased risk of torsade de pointe, a potentially fatal ventricular arrhythmia.

长QTs患者发生尖端扭转性室性心律（一种潜在致命性室性心律）风险增加。

There are five classes of antiarrhythmic drugs.

有5种抗心律药。

This reduces the heart's excitability and suppresses reentrant tachycardia.

这降低心脏兴奋性和抑制折返性快速性心律。

The topic comes up very frequently in my clinic, where patients with various arrhythmias will ask if they can consume coffee.

这个话题在我诊所里经出现——有各种心律问题病人会问他们是否可以喝咖啡。

It also results in seizures anatomical abnormalities such as fused, fingers and toes, and life-threatening cardiac arrhythmia.

它还会导致癫痫发作解剖异， 如融合、手指和脚趾，以及危及生命心律。