Fact Sheets

Coronary Artery Disease (CAD)
Coronary artery disease is a buildup of cholesterol or plaque that causes arteries to stiffen, narrow, and restrict blood flow. Learn about symptoms and treatment.
Echocardiogram
An echocardiogram is a test that uses ultrasound waves to create a moving picture of the heart. Learn more about this procedure.
Premature Atrial Contraction
An occasional extra heartbeat that disrupts the heart's normal rhythm. This type of extra heartbeat begins in one of the upper chambers of the heart.
Implantable Cardioverter Defibrillator
A battery-operated device that is surgically implanted in the chest to detect and correct life-threatening heart arrhythmias.
Bundle Branch Block
Condition in which electrical signals in the heart are blocked, causing the heart to beat out of sync.
Premature Ventricular Contraction
An occasional extra heartbeat that temporarily changes the heart's regular rhythm. The extra heartbeat originates in one of the heart's lower chambers.
Chest Pain
The number one cause of death in America is heart attack, and the top symptom of a heart attack is chest pain, so people should take such pains seriously.
Heart Disease in Women
Women face unique risks, warning signs and symptoms of heart disease. Here's what women—and men who care about them—need to know about this condition.
Congestive Heart Failure (CHF)
Congestive heart failure is a weakened heart condition that causes fluid buildup in the feet, arms, lungs, and other organs. Learn about symptoms and treatment.
CT Scan for Coronary Artery Disease
A cardiac CT scan is a diagnostic modality that takes images of blood vessels to diagnose cardiovascular conditions. Learn more about this procedure.