There are four main characteristics of premature ventricular contractions: Premature, occurring earlier than expected if measured against previous R-R intervals.

Old trials, using medication to stop PVCs around the time of a heart attack, showed that people were MORE likely to get dangerous rhythm disturbances if treated.

Old trials, using medication to stop PVCs around the time of a heart attack, showed that people were more likely to get dangerous rhythm disturbances if treated.

Old trials, using medication to stop PVCs around the time of a heart attack, showed that people were MORE likely to get dangerous rhythm disturbances if treated.

Premature ventricular complexes or contractions (PVCs) are extra heartbeats that can disturb the rhythm of the heart. Learn more here.

An event recorder showed premature ventricular contractions (PVCs) (no couplets or triplets) that correlated with symptoms. The woman reports no light-headedness, chest pain, racing heart, or ...

Premature ventricular contractions may be a modifiable risk factor for heart failure and death.

Among asymptomatic patients without a history of CVD, high-grade premature ventricular contractions during the recovery period following exercise stress testing were predictive of long-term CV ...