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Cell Count and Differential, CSF
Test CodeCCT
Includes
RBC and WBC cell counts with percentage segs, monos, and lymphs
Preferred Specimen
1 mL CSF
Minimum Volume
0.5 mL
Transport Container
Plastic sterile collection tube #3 in collection of CSF sample
Transport Temperature
Room temperature
Specimen Stability
Room temperature and refrigerated: STAT testing recommended due to cellular degeneration upon standing. Viability of specimen will be determined when it is received in the laboratory.
Frozen: Unacceptable
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Clotted
Methodology
Microscopy Visual Examination
Setup Schedule
24/7
Report Available
Same day
Limitations
Traumatic spinal tap will affect results. Early stage of meningitis may not affect cell count or differential.
Reference Range
See Laboratory Report
Clinical Significance
CSF examination is helpful in the detection and diagnosis of central nervous system disease such as acute bacterial meningitis, encephalomyelitis, polyneuritis, brain tumor, cerebral thrombosis and hemorrhage
