Glucose

Message
Available STAT
Performed in the Chemistry Laboratory x5820
10.2018


Test Code
GLU


Alias/See Also
Glucose Fasting


CPT Codes
82947

Preferred Specimen
Plasma from a green top (PST) tube


Minimum Volume
1 mL of blood collected in the green top tube


Other Acceptable Specimens
Plasma from a grey top tube can be used


Instructions
The specimen should be spun within 2 hours of collection.


Transport Container
Green Top (PST) tube or Gray Top tube


Transport Temperature
Room temperature


Specimen Stability
2 - 8 oC: 7 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Contamination from IV fluids can cause erroneous results


Methodology
Hexokinase/G-6-PDH (Abbott Architect)

Setup Schedule
This assay is performed 24 hours per day, 7 days per week


Reference Range
Glucose                         70 - 139 mg/dL
Glucose, fasting              70 - 99 mg/dL
Glucose, fingerstick         70 - 139 mg/dL
Glucose, whole blood      70 - 139 mg/dL

Critical Value:
0 - 1 month                   ≤ 45 or ≥ 250  mg/dL
 > 1 month                    ≤ 45 or ≥ 450  mg/dL


Clinical Significance
This assay is used in the diagnosis and treatment of carbohydrate metabolism disorders




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.