Clinics and Departments

Laboratory Services

Lab Dept:

Other Fluids

Test Name:

GLUCOSE, CSF

General Information

Lab Order Codes:

CGL

Synonyms:

Spinal Fluid Glucose

CPT Codes:

82945 – Glucose, body fluid, other than blood

Test Includes:

Fluid glucose in mg/dL

Logistics

Test Indications:

Useful in the evaluation of bacterial or viral meningitis when analyzed with serum/plasma glucose.

Lab Testing Sections:

Chemistry

Phone Numbers:

Minneapolis:

Saint Paul:

 

612-813-6280

651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 hour

Special Instructions:

N/A

Specimen

Specimen Type:

CSF

Container:

Screw capped, sterile vial

Draw Volume:

0.6 mL CSF

Processed Volume:

0.2 mL CSF, spun

Collection:

Routine spinal fluid collection

Special Processing:

N/A

Patient Preparation:

None

Sample Rejection:

Mislabeled or unlabeled specimen

Interpretive

Reference Range:

Results should be interpreted with simultaneous blood glucose. Spinal fluid glucose should be approximately 2/3 of blood glucose.

Critical Values:

<31 mg/dL

Limitations:

N/A

Methodology:

Hexokinase Ultraviolet (UV)

References:

GLUC Flex® reagent cartridge insert sheet PN 717040.001 Issue Date 2008-02-29 Rev C

Clinical Significance, Dade Behring Inc., Glasgow Business Community, Mailbox 531, P.O. Box 6101, Newark, Delaware 19714

Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition

Biorad Liquichek Control Product inserts, Bio-Rad Laboratories, Irvine, CA 92618

Updates:

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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