Glycohemoglobin A1C
Order Code:
A1C
Test Summary
Assesses long term diabetic control in diabetes mellitus.
Aliases
- A1C Hemoglobin
- GHgbA1C Glycosylated Hemoglobin A1C Glucated Hemoglobin Glyco Glycohemoglobin Glycohemoglobin, A1C Glycosylated HB Glycosylated HGB HA1C HBA1C HGA1C
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL K2EDTA (lavender top) tube.
Minimum Volume
1 mL
Instructions
Gently invert 10 times. Draw separate tube if CBC is also ordered.
Patient Preparation
N/A
Storage
K2EDTA (lavender top) tube
Transport Temperature
Room Temperature or Refrigerated
Specimen Stability
- Room Temperature = 3 days
- Refrigerated = 7 days
- Frozen = 6 months
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Order Code
A1C
EPIC (Premier) Code
LAB5963
Includes
N/A
CPT Code
- 83036
Billing Code
- 300266
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine OH, 45439
2308 Sandridge Drive
Moraine OH, 45439
Department
Chemistry
Reference Range
Reference Range
Normal = <5.7 %
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
Setup Schedule / Expected Turnaround Time
24/7; Report available: Within 1 day of set up
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL K2EDTA (lavender top) tube.
Minimum Volume
1 mL
Instructions
Gently invert 10 times. Draw separate tube if CBC is also ordered.
Patient Preparation
N/A
Storage
K2EDTA (lavender top) tube
Transport Temperature
Room Temperature or Refrigerated
Specimen Stability
- Room Temperature = 3 days
- Refrigerated = 7 days
- Frozen = 6 months
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
Reference Range
Normal = <5.7 %
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
Setup Schedule / Expected Turnaround Time
24/7; Report available: Within 1 day of set up