Ejection fraction refers to how much blood the heart pumps out during a contraction. An abnormal ejection fraction can be a sign of heart failure. Some people might need treatment to improve their ...

Ejection fraction (EF) measures the percentage of blood your left ventricle pumps out with each heartbeat. A typical range is 52% to 72% for males and 54% to 74% for females. An EF below 40% indicates ...

Ejection fraction (EF) measures the amount of blood pumped out of your heart's lower chambers, or ventricles. It's the percentage of blood that leaves your ventricle when your heart contracts. The ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

Observational studies suggest that conventional right ventricular apical pacing may have a deleterious effect on left ventricular function. In this study, we examined whether biventricular pacing is ...

Jim Januzzi, MD, outlines a multitude of drug treatment options for heart failure revolving around patient ejection fraction (EF) status. Ryan Haumschild, PharmD, MS, MBA: As we start to transition ...