| Specimen Type | Specimen Stability | Reference Range |
| Gray-top Tube (preferred) or Serum-SST |
In Gray-top Tube: 1 day refrigerated. In SST: 3 days refrigerated (draw one tube per specimen) |
See Report |
Specimen Requirements
Preferred amount: 1.0 mL Serum Minimum amount: 0.5 mL Serum
|
Method
Enzymatic
|
Schedule
Mon-Fri
|
Turn-Around Time
24 hrs
|
Instructions/Notes
Centrifuge SST within 1 hr of collection.
No centrifugation needed for Gray-top Tube. 12 hours fasting recommended, but not required. Special Instructions: Please indicate if the patient is fasting. |
Clinical Utility
To determine if the blood glucose levels (taken after consumption of glucose solution) is within healthy ranges; to screen for, diagnose, and monitor hyperglycemia, hypoglycemia, diabetes, and pre-diabetes.
|
CPT Codes
82951
|
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