Tachycardia (Fast Heart Rhythm)

Tachycardia refers to heart rate greater than 100 beats per minute.

Ventricular tachycardia (VT) and ventricular fibrillation (VF) are abnormal rapid heart rhythms that originate from the lower heart chambers of the heart. It usually occurs in patients with previous heart attacks or abnormal heart muscle (i.e. cardiomyopathy), though rarely it…
Supraventricular tachycardia (SVT) refers to abnormal regular rapid heart rhythms that originate in the upper chambers of heart. There are many causes but usually this is caused by an abnormal circuit in the heart (i.e. reentry) or by irritable heart…
Atrial flutter is another common arrhythmia (similar to atrial fibrillation) arising from the upper chambers of the heart. It is a rapid disorganized heart rhythm usually arising from a large short-circuit in the electrical wiring of the atria. This leads…
Atrial fibrillation can also be referred to as AF or AFib. AF is the most common arrhythmia, affecting over 5 million Americans. During AF, there is very rapid disorganized beating of the atria. This leads to poor pumping of blood…