Hemoglobin A1c

Formal Name of the Test:
Hemoglobin A1c

Other Names Used:
Glycated Hemoglobin; Hb A1c

Sample Required:
1 mL whole blood collected in an EDTA (lavender-top) tube

Test Overview:
Hemoglobin A1c – The American Diabetes Association (ADA) recommends glycated hemoglobin testing (HbA1c) twice a year for individuals with stable glycemia and quarterly for patients with poor glucose control to help with blood glucose control. The ADA rules are used to create the interpretive ranges.

Test Preparation:
There is no need for any prior preparation.

Test Performed at:
Quest Diagnostics, Test Code 496
Click here to go to Quest Diagnostics page for this test