Junctional rhythm is an irregular heart rhythm that stems from a natural pacemaker in the heart known as the atrioventricular junction. The heart has several built-in pacemakers that help control ...

Having an accelerated junctional rhythm occurs when the atrioventricular node in your heart beats too quickly. It happens as a result of damage to your heart’s primary natural pacemaker.

Junctional tachycardia is a form of supraventricular tachycardia, a type of racing pulse caused by a problem in the area between the upper and lower chambers of your heart. It’s known as the ...