Premature atrial contraction (PAC), also known as atrial premature complexes (APC) or atrial premature beats (APB), are a common cardiac dysrhythmia characterized...

A premature ventricular contraction (PVC) is a common event where the heartbeat is initiated by Purkinje fibers in the ventricles rather than by the sinoatrial...

to a premature contraction of one of the chambers of the heart. Premature heart beats come in two different types: premature atrial contractions and premature...

a premature ventricular contraction (PVC), a pause, another normal beat, and then another PVC. In atrial bigeminy, the other "twin" is a premature atrial...

Rarely, the abnormal P wave can follow the QRS. Premature atrial contraction Premature ventricular contraction Tipton MJ, Kelleher PC, Golden FS Institute...

can be further classified as either a premature ventricular contraction (PVC), or a premature atrial contraction (PAC). Some patients describe this experience...

Wolff-Parkinson-White syndrome Atrial flutter Atrial tachycardia Sinus tachycardia Multifocal atrial tachycardia – several types Premature atrial contraction Many other animals...

premature atrial contractions, premature ventricular contractions and premature junctional contractions. Supraventricular tachycardias include atrial...

Atrial fibrillation (AF, AFib or A-fib) is an abnormal heart rhythm (arrhythmia) characterized by rapid and irregular beating of the atrial chambers of...

do so. It can also occur following a premature ventricular contraction or blocked premature atrial contraction. Junctional rhythms (if a bradycardia)...