In the last few weeks, the Skeptical Cardiologist has had a run on with patients with premature atrial contractions (PACs). I've discussed in detail premature ventricular contractions (PVCs) here and ...

October 10, 2012 (Basel, Switzerland) — Premature atrial contractions (PACs) occur in the majority of people aged over 50, and their frequency is independently associated with a number of risk factors ...

SAN FRANCISCO, CA — Knowing the number of hourly premature atrial contractions (PACs) a patient has is as good as the Framingham atrial fibrillation (AF) risk algorithm in predicting five- to 15-year ...

(HealthDay News) – Premature atrial contraction (PAC) count improves atrial fibrillation (AF) risk model performance, according to a study published in the Dec. 3 issue of the Annals of Internal ...

Q: I occasionally feel my heart fluttering or skipping a beat. It usually lasts only a few seconds, but sometimes it seems to last longer. It’s uncomfortable, but otherwise I feel OK. What causes this ...

Data from large-scale epidemiologic studies to support an association between PM exposure and atrial arrhythmias are lacking. The findings of the aforementioned studies are limited in generalizability ...

If a premature atrial contraction occurs when the AV node has not yer recovered from the refractory period, the PAC will fail to conduct to the ventricles and there will not be a QRS complex ...

A commonly used heart monitor may be a simple tool for predicting the risk of atrial fibrillation, the most frequently diagnosed type of irregular heart rhythm, according to researchers. A commonly ...

I am a 72-year-old man in excellent health and physical condition. I ride a bicycle 60 miles a week, and I generally feel good. I have an irregular heartbeat in the form of a premature atrial ...

Please provide your email address to receive an email when new articles are posted on . Healthy adults experienced no increase in atrial arrythmias and less supraventricular tachycardia on days they ...