Ejection Fraction and Heart Failure (Video)

A measure of the heart’s squeezing ability


When patients have heart failure, their physicians may tell them that they have an ejection fraction of a certain number. The ejection fraction (EF) is a measure of how well the heart squeezes and is one of many tools used to assess heart failure.

Advertising Policy

In this whiteboard session, Robert Hobbs, MD, cardiologist in Cleveland Clinic’s Section of Heart Failure and Transplantation Medicine at the Heart & Vascular Institute, outlines normal to severe EF ranges. You may be surprised to learn that although many patients become fixated on EF measures, physicians are generally more concerned about how the patient is feeling and doing.