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Lab Dept:
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Other Fluids
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Test Name:
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GLUCOSE, CSF
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General Information
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Lab Order Codes:
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CGL
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Synonyms:
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Spinal Fluid Glucose
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CPT Codes:
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82945 – Glucose, body fluid, other than blood
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Test Includes:
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Fluid glucose in mg/dL
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Logistics
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Test Indications:
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Useful in the evaluation of bacterial or viral meningitis when analyzed with serum/plasma glucose.
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Lab Testing Sections:
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Chemistry
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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1 hour
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Special Instructions:
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N/A
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Specimen
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Specimen Type:
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CSF
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Container:
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Screw capped, sterile vial
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Draw Volume:
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0.6 mL CSF
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Processed Volume:
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0.2 mL CSF, spun
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Collection:
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Routine spinal fluid collection
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Special Processing:
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N/A
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Patient Preparation:
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None
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Sample Rejection:
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Mislabeled or unlabeled specimen
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Interpretive
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Reference Range:
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Results should be interpreted with simultaneous blood glucose. Spinal fluid glucose should be approximately 2/3 of blood glucose.
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Critical Values:
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<31 mg/dL
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Limitations:
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N/A
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Methodology:
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Hexokinase Ultraviolet (UV)
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References:
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GLUC Flex® reagent cartridge insert sheet PN 717040.001 Issue Date 2008-02-29 Rev C
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Clinical Significance, Dade Behring Inc., Glasgow Business Community, Mailbox 531, P.O. Box 6101, Newark, Delaware 19714
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Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition
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Biorad Liquichek Control Product inserts, Bio-Rad Laboratories, Irvine, CA 92618
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Updates:
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2/17/2005: Critical value previously listed as N/A.
8/29/2005: TAT previously listed as 4 hours.
8/19/2009: TAT previously listed as 2 hours.
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