Glossary of Terms
This glossary of terms has been compiled for your reference. Select the first letter of the word you’re searching for to begin.
The condition of being significantly overweight. It’s defined as a body mass index (BMI) of 30.0 or greater, or about 30 pounds or more over ideal body weight. Extreme obesity is defined as a BMI of 40.0 or more.
An artery in which blood flow has been impaired by a blockage.
Surgery performed on the opened heart while the bloodstream is diverted through a heart-lung machine.
Defined as a body mass index (BMI) of 25.0–29.9 kg/m2. A BMI of 25 corresponds to about 10 percent over ideal body weight.