Test Directory
3235 Glucose, 3hr Tolerance (4 Specimens)
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)
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.
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
