Why would a doctor order a hemoglobin A1C test?
The A1C test is a common blood test used to diagnose type 1 and type 2 diabetes. If you already have diabetes, the test is also used to monitor how well you are managing blood sugar levels. The A1C test is also called the glycated hemoglobin, glycosylated hemoglobin, hemoglobin A1C or HbA1c test