Random blood sugar; Blood sugar level; Fasting blood sugar
Levels vary according to the laboratory, but in general up to 100 milligrams per deciliter (mg/dL) are considered normal.
Persons with levels between 100 and 126 mg/dL may have impaired fasting glucose or pre-diabetes. These levels are considered to be risk factors for type 2 diabetes and its complications.
Diabetes is typically diagnosed when fasting blood glucose levels are 126 mg/dL or higher.
Note: Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.
Greater than normal levels (hyperglycemia) may indicate:
Lower than normal levels (hypoglycemia) may indicate:
Additional conditions under which this test may be performed:
American Diabetes Association. Standards of medical care in diabetes -- 2008. Diabetes Care. 2008;31:S12-S54.