What is Ectopic Beats? According to Dr. Boon Lim - Ectopic beats are also known as Ectopic Heart Rhythm or cardiac ectopy. It is produced when the heart creates a premature beat, usually followed by a brief pause. Types of Ectopic Beats: 1. Premature Ventricular Contraction (PVC) 2. Premature Atrial Contraction (PAC) Causes Of Ectopic Beats There are different causes of Ectopic Beats. Some of these are Excessive alcohol consumption Excessive caffine consumptionPrescription drugs Stress (which produces high adrenaline levels) Exercise Diarrhoea and vomitting, which may disturb electrolyte levels (typically low potassium levels) Heart muscle damage from a heart attack Heart enlargement (cardiomyopathy) Valvular heart disease, such as a floppy mitral valve (mitral valve prolapse) Symptoms of Ectopic Beats Following Can Be The Symptom of Ectopic Beats: your heart is fluttering you are hyper aware of your heartbeat you feel faint or dizz