GLUCOSE, FASTING

Test Code
GLUF (OE), GLUCF (LAB)


CPT Codes
82947

Preferred Specimen
1 Grey tube (Sodium Fluoride)


Patient Preparation
Fasting at least 8 hours.

Minimum Volume
1mL


Other Acceptable Specimens
1 Gold tube (SST)



 


Instructions
Centrifuge specimen to separate serum or plasma from red celss ASAP to minimize loss of gluocse through glycolysis. 


Transport Container
GOLD Tube


Transport Temperature
Room temperature


Specimen Stability
2-8°C up to 3 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed


Methodology
Hexokinase

Setup Schedule
Daily, as received


Report Available
STAT: <60 minutes
Routine: <4 hours


Reference Range
Male/Female Ages >=0 Days - <1 Day: Normal Range: 30-66 mg/dL Critical Low : <=30 mg/dL Critical High : >=299 mg/dL Male/Female Ages >=1 Day - <2 Days: Normal Range: 40-60 mg/dL Critical Low : <=31 mg/dL Critical High : >=299 mg/dL Male/Female Ages >=2 Days - <1 Year: Normal Range: 50-80 mg/dL Critical Low : <=31 mg/dL Critical High : >=299 mg/dL Male/Female Ages >=1 Year - <12 Years: Normal Range: 65-99 mg/dL Critical Low : <=46 mg/dL Critical High : >=484 mg/dL Male/Female Ages >=12 Years - <60 Years: Normal Range: 65-99 mg/dL Critical Low : <=46 mg/dL Critical High : >=484 mg/dL Male/Female Ages >=60 Years - <70 Years: Normal Range: 65-99 mg/dL Critical Low : <=46 mg/dL Critical High : >=484 mg/dL Male/Female Ages >=70 Years: Normal Range: 65-99 mg/dL Critical Low : <=46 mg/dL Critical High : >=484 mg/dL


Clinical Significance
Used in the diagnosis and treatment of carbohydrate metabolism disorders including: diabetes mellitus, neonatal hypoglycemia, idopathic hypoglycemia, and pancreatic islet cell carcinoma. 




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.