There are currently 3 names in this directory beginning with the letter O.
A condition in which a greater than normal amount of fat is in the body; more severe than overweight; having a body mass index of 30 or more.
Oral glucose tolerance test (OGTT)
A test to diagnose pre-diabetes and diabetes. The oral glucose tolerance test is given by a health care professional after an overnight fast. A blood sample is taken, then the patient drinks a high-glucose beverage. Blood samples are taken at intervals for 2 to 3 hours. Test results are compared with a standard and show how the body uses glucose over time.