Glucose

Test Code

GLU

CPT Codes
82947

Preferred Specimen

GREEN Lithium Heparin Plasma

Minimum Volume

0.25 mL

Other Acceptable Specimens

SST Serum Separator, Red No Gel

Instructions

Separate from cells within 2 hours of collection

Transport Container

GREEN Lithium Heparin

Transport Temperature

Room Temperature

Specimen Stability

Room Temp: 24 Hours; Refrigerated: 7 Days

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

Not separated from cells within 2 hours of collection, gross hemolysis

Methodology
Vitros 7600/3400

Reference Range

70-100 mg/dL; Critical : Adult: <60 or >400 mg/dL; Peds: <40 or >300 mg/dL

Clinical Significance

Glucose is a primary cellular energy source. Fasting plasma glucose concentrations and tolerance to a dose of glucose are used to establish the diagnosis of diabetes mellitus and disorders of carbohydrate metabolism. Glucose measurements are used to monitor therapy in diabetics and in patients with dehydration, coma, hypoglycemia, insulinoma, acidosis, and ketoacidosis

Performed By
RFGH Laboratory

Performing Laboratory
RFGH Laboratory

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.