Epic Test Code LAB185 Glucose: Spinal Fluid
Performing Location(s)
BMC
Specimen Type
Spinal Fluid
Preferred Container
Reference Cerebrospinal Fluid Panels for Recommend Collection Tube
Minimum Volume to Submit for Testing
1.0 mL CSF
- Multiple test can be performed from this volume. For question please contact the lab at 547-3975.
Storage Requirements
Refrigerate the sample if a delay (>1hr) in transportation to the laboratory is anticipated.
Deliver on ice if accompanied by CSF Lactic Acid.
Transportation Needs
Deliver specimen to the laboratory within 1 hour of collection. If not possible see “storage requirements”
Causes for Rejection
Mislabeled or unlabeled specimen
Specimen clotted
Specimen too viscous to analyze
Collected in wrong container
> 2 hours at Room Temperature
> 3 days Refrigerated
Limitations
Falsely decreased levels may result due to cellular and bacterial metabolism if the test is not performed immediately.
Visibly hemolyzed samples may give misleading results.
Low values are found only in about 50% of the cases of bacterial meningitis.
Bloody taps cause falsely increased glucose, since there is more glucose in blood.
Reference Values
Fluid Type | Units | Reference Range |
All populations | mg/dL | 40-80 |
Days of Analysis
All
Available STAT
Yes
Methodology
Beckman AU/Dx Series
CPT Code
82945
Last Updated
29-June-20