Hemoglobin A1c (HbA1c) Topic Guide

Hemoglobin A1c (HbA1c) Test Hemoglobin A1c (HbA1c) Test: Hemoglobin A1c (HbA1c) is a test used at times to monitor blood glucose in patients with diabetes. HbA1c is a long-term indicator of blood glucose control, it also monitors the effects of diet, exercise, and drug therapy on the patient's blood glucose. HbA1c cannot be used to monitor day to day blood glucose levels.

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