Definitions for "Glycosylated Hemoglobin Test"
A blood test that reflects average blood sugar levels over the preceding 2-3 months by measuring the amount of glucose adhering to hemoglobin, a protein in red blood cells. The product formed by the attachment of glucose to hemoglobin is known as HbA1c.
A monitoring test to measure the amount of sugar bound to hemoglobin; this indicates the average blood glucose levels over a several month period (when blood sugar levels rise, glucose in the blood attaches to hemoglobin, the red blood cell pigment, and remains for the life of the red blood cell, about 120 days).
A blood test that measures a person's average blood glucose over the past 2-3 months.