A1C: A test that measures how much glucose has been sticking during the past 3-4 months to hemoglobin, the substance in the red blood cells that carries oxygen to the cells of the body. The A1C test is important in diabetes as a long-term measure of control over blood glucose. Even outside of diabetes, an elevated A1C level may be a cardiovascular risk factor.
For more information about A1C, see: Hemoglobin A1C.
Describes when an A1c test is ordered, how the A1c test is used, and what the results of an A1c test might mean as well as explains how the eAG is determined
The A1C test measures your average blood glucose control for the past 2 to 3 months. It is determined by measuring the percentage of glycated hemoglobin, or HbA1c, in the ...
A1C test â€” Overview covers definition, preparation, results of this diabetes blood test.
Find out why the hemoglobin A1c test (HbA1c) is so important for people with diabetes.
Medical Author: Ruchi Mathur, MD Medical Editor: William C. Shiel, Jr., MD, FACP, FACR. Introduction; What is a hemoglobin A1c? Patient Discussions: Hemoglobin A1c Test