An electrocardiogram (ECG) is the most common test to diagnose arrhythmia, and recording one as early as possible after heart palpitations can be helpful. Blood tests, stress tests, and chest x-rays ...

An arrhythmia is a heart rhythm that is irregular, too fast, or too slow. Transient idiopathic arrhythmia is a type of temporary irregular heart rhythm that does not have a cause doctors can identify.

When an artery becomes blocked in a heart attack, the process of restoring healthy blood flow to the heart is called reperfusion. It usually involves a combination of medications to break down a blood ...

Serious ventricular arrhythmias due to carotid-sinus massage are extremely uncommon. Meredith and Beckwith 8 recorded 2 cases of transient ventricular tachycardia that followed its use. The first well ...