Premature ventricular contraction (PVC) is a type of abnormal heartbeat, or arrhythmia. It happens when the heartbeat begins in the lower, rather than the upper, heart chambers. This creates an ...

DEAR DR. ROACH: What’s the difference between atrial fibrillation and premature ventricular contractions, aka PVCs (extra heartbeats)? -- M. ANSWER: Both AFib and PVCs are rhythm disturbances of the ...

hey everyone it's Nera and in this video I'm going to be going over premature ventricular contractions so let's get started pbcs are early contractions that originate in the ventricles so we're ...

“Although PVCs are considered more important than PACs, they are fairly benign as well, especially if there is no underlying severe heart disease and unless they are bothersome to patients, but this ...

Why has an otherwise healthy woman in her late 60s had repeated episodes of fainting and dizziness for the past several weeks? The woman presented to the emergency department immediately after one ...