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HelpTest ID NBLD0174 Glucose, CSF
Specimen Type/Requirements
CSF tube - CSF aliquot
CSF should be centrifuged and separated from cells prior to
refrigeration and within 1 hour of collection.
Test is affected by gross hemolysis. Test is not affected by lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.6 mL |
Stability/Transport
| Room Temperature | 5 hours | |
|---|---|---|
| Refrigerated | 3 days | Preferred for transport |
| Frozen | 1 month |
Performed Test Frequency
Monday through Sunday
Additional Information
Spinal fluids with large numbers of WBCs or RBCs will cause unreliable glucose values due to glycolysis.
Methodology
Enzymatic Hexokinase
Performing Lab
Sanford Laboratories Sioux Falls
CPT
82945