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CSF GLUCOSE

Message
CSF should always be processed immediately to avoid decreased glucose results caused by cellular metabolism present in the sample.


Test Code
LAB185 CFGLU


Alias/See Also
CFGLU


CPT Codes
82945

Instructions
Processing Instructions (Lab use only): CSF should always be processed immediately to avoid decreased glucose results caused by cellular metabolism present in the sample Minimum Testing Volume: 0.10 mL CSF Transport Temperature: Refrigerated Stability: Ambient: 3 daysRefrigerated : >1 monthFrozen: not defined Causes for Rejection: Unlabeled, mislabeled, wrong tube type, QNS.


Clinical Significance
1230130257



Last Updated: May 18, 2026


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.