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Glucose, serum

Test Code
GLU


Preferred Specimen
Serum, 0.5 mL minimum


Instructions
Fasting specimen. Spin within 2 hours of collection.


Transport Container
SST tube


Transport Temperature
Separated serum stable 1 day room temp., and 3 days refrigerated.


Reference Range
See report for normal ranges.Critical Values: Adults <40 or >500 mg/dL, Pediatrics <40 or >200 mg/dL, 1st wk neonate <30 or >200 mg/dL


Clinical Significance
Glucose levels above or below the normal range usually indicate disease. Glucose determinations on serum or blood are ordered for the diagnosis and follow-up of abnormalities of carbohydrate metabolism.




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.