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Labcorp Oklahoma, Inc.
Test Directory


Index:

Glucose Spinal Fluid

Order Name CSF GLUC
Test Number: 3500600
Revision Date 05/20/2021
Test Name Methodology LOINC Code
Glucose Spinal Fluid
Hexokinase 2342-4 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 0.5 mL (0.1) CSF (Cerebrospinal Fluid) Sterile Screwtop Container See Instructions
Instructions Patient should be informed, relaxed and properly positioned for lumbar puncture.
Blood glucose is needed also, ideally it should drawn 2 hours before the lumbar puncture. Deliver to lab immediately.
Specimen stability: Ambient 5 hours, Refrigerated 3 days, Frozen 1 month
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Useful in diagnosing meningitis, helps to distinguish bacterial versus viral meningitis. 
CPT Code(s) 82945
Lab Section Chemistry