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Test Code CSFCT Cell Count, Spinal Fluid

Performing Laboratory

Hunterdon Medical Center Laboratory

Test Includes

Test Components:

  • Appearance
  • Color
  • White Blood Cell (WBC) count
  • Red Blood Cell (RBC) count

Note: WBC count >5 mm3 will reflex to a manual differential on a cytospin prepared specimen.

Special Instructions

Note: Tube #4, or the last tube collected is preferred for hematology studies.

CSF collection kit contains numbered tubes, collect tubes in numerical order. 

Specimen Required

Container/Tube: CSF collection tube

Specimen Volume: 1.0 ml

Specimen Type

Spinal Fluid

Specimen Transport Temperature

Ambient

Specimen Stability

1 hour

Day(s) Test Set up

Monday through Sunday

Available STAT

Reference Values

Expected Values:

 

Analyte Expected Values
Appearance  Clear, colorless
Cell Count:  
RBC  0-10/µL
WBC:  
         Adult  0-5 mononuclear cells/µL
         Child      <1 year  0-30 mononuclear cells/µL
         Child      1-4 years  0-20 mononuclear cells/µL
         Child      > 5 years-puberty  0-10 mononuclear cells/µL

 

Differential Expected Values  
  Adult Neonates
Neutrophils 0-6% 0-8%
Bands 0% 0%
Lymphocytes 40-80% 5-35%
Monocytes 15-45% 50-90%
Eosinophils 0-1% 0-1%
Macrophages 0% 0%
Mesothelial Cells 0% 0%
Nucleated RBC 0% 0%
Neuroectodermal Cells Rare Rare

               

Methodology

Neubauer Counting Chamber

CPT Code

89051

LOINC Codes

Test LOINC
CSF Cell Count 34563-7
CSF Differential 29584-0