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HelpTest Code GLU2T Glucose Tolerance, 2 Hour, Non-Gestational, Plasma
Useful For
Aiding in the effective diagnosis of patients with symptoms suggesting problems with carbohydrate metabolism
Evaluating pancreatic function
Screening for impaired glucose tolerance via 2-hour tolerance testing
This test is not recommended for the diagnosis of type 1 or type 2 diabetes.
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| GTNF | Glucose Tol, Fast, Non-Gest, P | Yes | Yes |
| GTN2 | Glucose Tol, 2hr, Non-Gest, P | Yes | Yes |
Method Name
Enzymatic Photometric Assay
Reporting Name
Glucose Tol, 2hr, Non-Gest, PSpecimen Type
Plasma Li HeparinSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma Li Heparin | Ambient | 8 hours |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
Reference Values
GLUCOSE TOLERANCE, FASTING, NON-GESTATIONAL
<100 mg/dL
GLUCOSE TOLERANCE, 2 HOUR, NON-GESTATIONAL
<140 mg/dL
Performing Laboratory
MCHS- MankatoTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
82950
82947
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GLU2T | Glucose Tol, 2hr, Non-Gest, P | 72171-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| GTN2 | Glucose Tol, 2hr, Non-Gest, P | 12610-2 |
| GTNF | Glucose Tol, Fast, Non-Gest, P | 1558-6 |
Day(s) Performed
Monday through Sunday