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Test Code GLU Glucose, Random

Additional Codes

Epic: LAB82

Specimen Required

Specimen Type: Serum

Collection Container/Type

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 3.5mL

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

 

Specimen Type: Plasma

Collection Container/Type

Preferred: Grey top (potassium oxalate/sodium fluoride)

Acceptable: Green top (Lithium heparin)

Submission Container/Tube: Plastic vial

Specimen Volume: 3 mL

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

Specimen Minimum Volume

0.1 mL

Specimen Stability

Room temperature: 2 days

Refrigerated: 7 days

Frozen: 1 day

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.

Reference Range

0 – 1 month:

50 – 120 mg/dL

1 month – 150 years:

70 – 100 mg/dL

Rejection Due To

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

Day(s) and Time(s) Performed

Daily

Report Available

Same day

Method Name

Hexokinase / G-6-PDH