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HelpTest Code HEMA1C Hemoglobin A1c, Glycohemoglobin
Performing Location
Specimen Collection Information
| Specimen | Min. Test Volume | Collection Container | Special Handling |
|---|---|---|---|
| Blood | 1.0 mL | Lavender (EDTA) top |
Reference Ranges & Critical Values
| Assay | Gender | Age Range | Normal Range | Critical Values | Units |
|---|---|---|---|---|---|
| HEMA1C | ALL | 0 Minutes – 150 Years | 4.2 - 6.0 | % |
Interpretive Data
HbA1c levels higher than the upper end of this reference range are an indication of hyperglycemia during the preceding 2 to 3 months or longer. According to the recommendations of the American Diabetes Association values above 6.5% HbA1c (DCCT/NGSP) are suitable for the diagnosis of diabetes mellitus. Patients with HbA1c values in the range of 5.7 - 6.4% HbA1c (DCCT/NGSP) may be at risk of developing diabetes.
Specimen Stability
7 days at 2-8°C
Day(s) Performed
Monday - Sunday
LOINC
4548-4
CPT
83036