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Hemoglobin A1C, With Est. Average Glucose
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
A1CEG
Alias/See Also
74898
CPT Codes
83036
Preferred Specimen
1 mL whole blood K2EDTA (lavender top tube).
Minimum Volume
(minimum 1.0 mL)
Instructions
Gently invert 10 times. Draw separate tube if CBC is also ordered.
Transport Container
K2EDTA Lavender Top Tube
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature = 3 days
Refrigerated = 7 days
Frozen = 6 months
Refrigerated = 7 days
Frozen = 6 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Methodology
immunoassay
Setup Schedule
Monday - Saturday 3rd shift
CH
CH
Report Available
1 day excluding weekends
Reference Range
The American Diabetic Association recommends the following Guidelines:
5.7-6.4% Indicates increase risk for diabetes (Prediabetes).
>6.5% Diagnostic of diabetes. In the absence of unequivocal hyperglycemia, Results should be confirmed by repeat testing.
<7% Glycemic recommendation for nonpregnant adults with diabetes.
American Diabetes Association, Standards of Medical Care in Diabetes, Volume 40: 2017
5.7-6.4% Indicates increase risk for diabetes (Prediabetes).
>6.5% Diagnostic of diabetes. In the absence of unequivocal hyperglycemia, Results should be confirmed by repeat testing.
<7% Glycemic recommendation for nonpregnant adults with diabetes.
American Diabetes Association, Standards of Medical Care in Diabetes, Volume 40: 2017
Clinical Significance
Assesses long term diabetic control in diabetes mellitus.
Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: August 4, 2022