Glucose, Random

Test Code

GLU

Alias/See Also

Epic: LAB82

Preferred Specimen

Specimen Type: Serum
Collection Container: Serum gel
Specimen Volume: 3 mL

Minimum Volume

0.1 mL

Instructions

Centrifuge and separate cells after clot formation and within 4 hours of collection.

Transport Container

Plastic vial

Specimen Stability

Room temperature: 2 days
Refrigerated: 7 days
Frozen: 1 day

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

Unlabeled, mislabeled, wrong tube type, QNS, hemolyzed.

Methodology

Hexokinase / G-6-PDH

Setup Schedule

Daily

Report Available

Same day

Reference Range

0 – 1 month:	50 – 120 mg/dL
1 month – 150 years:	70 – 100 mg/dL

Clinical Significance

Blood glucose determinations are commonly used as an aide in the diagnosis and treatment of diabetes. Elevated glucose levels (hyperglycemia) may also occur with pancreatic neoplasm, hyperthyroidism, and adrenal cortical hyperfunction as well as other disorders. Decreased glucose levels (hypoglycemia) may result from excessive insulin therapy or various liver diseases.

Performing Laboratory

Inova Laboratories

2832 Juniper Street

Fairfax, VA 22031

Last Updated: April 17, 2023
Last Review: N. Wolford, April 17, 2023

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.