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22416 Cerebrospinal Fluid Cell Count and Manual Differential (CSF)

Cerebrospinal Fluid Cell Count and Manual Differential (CSF)
Test Code: CSFCC/D
Synonyms/Keywords
Cell Count and Differential CSF, Spinal Fluid, CSF Cell Ct + Diff​
Test Components
Total Nucleated Cell Count (WBC), Red Blood Cell Count, Percent neutrophils, lymphocytes, monocytes, eosinophils, and basophils and any abnormal nucleated cells present including blasts and nucleated red blood cells.​
Useful For
Screening to identify the presence of disease and aid in diagnosis.​
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
No​
Cerebrospinal fluid
(CSF)​
Sterile Collection Container​ 2.0 mL​ 1.0 mL​ 0.3 mL​
Collection Processing Instructions
Specimen must be tubed/hand-carried to the laboratory immediately after it is obtained. Indicate collection time.​
Specimen Stability Information
Specimen Type Temperature Time
CSF​ Ambient​ <12 Hours​
Rejection Criteria
Check with performing department prior to rejection.  Samples may be reported with additional comments up to 24 hours.
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Diagnostic Treatment Center​ ​​Monday through Sunday​ ​​Less than 2 hours​ Unicel Beckman Coulter DxH, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Eau Claire ​Monday through Sunday ​Less than 2 hours ​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
Flambeau Hospital​ ​Monday through Sunday​ ​Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
​Ladysmith Medical Center ​Monday through Sunday ​Less than 2 hours ​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Lakeview Medical Center ​Monday through Sunday​ ​Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
Marshfield​ Monday through Sunday​ Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
​Minocqua​Monday through Sunday​Less than 2 hours​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Neillsville​​Monday through Sunday​​Less than 2 hours​​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
Reference Range Information
Performing Location Reference Range
All Performing Sites TNC-CSF:
0-1 year: 0-30 / uL
> 1 year: 0-5 / uL
RBC-CSF: 0 / uL
CSFNEUT:
0 to 1 year: 0-8%
> or = 1 year: 0-6% 
CSFEOS: 0%
CSFMON:
0 to 1 year: 50-90%
> or = 1 year: 15-45%
CSFLYM:
0 to 1 year: 5-35%
> or = 1 year: 40-80%
CSFOTHER: 0% ​
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
89051​
Synonyms/Keywords
Cell Count and Differential CSF, Spinal Fluid, CSF Cell Ct + Diff​
Test Components
Total Nucleated Cell Count (WBC), Red Blood Cell Count, Percent neutrophils, lymphocytes, monocytes, eosinophils, and basophils and any abnormal nucleated cells present including blasts and nucleated red blood cells.​
Ordering Applications
Ordering Application Description
​Centricity

​a. Cell CT & Diff

b. Cell Count & Diff-CSF

​Cerner ​Cell Count w/Diff CSF
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
No​
Cerebrospinal fluid
(CSF)​
Sterile Collection Container​ 2.0 mL​ 1.0 mL​ 0.3 mL​
Collection Processing
Specimen must be tubed/hand-carried to the laboratory immediately after it is obtained. Indicate collection time.​
Specimen Stability Information
Specimen Type Temperature Time
CSF​ Ambient​ <12 Hours​
Rejection Criteria
Check with performing department prior to rejection.  Samples may be reported with additional comments up to 24 hours.
Useful For
Screening to identify the presence of disease and aid in diagnosis.​
Test Components
Total Nucleated Cell Count (WBC), Red Blood Cell Count, Percent neutrophils, lymphocytes, monocytes, eosinophils, and basophils and any abnormal nucleated cells present including blasts and nucleated red blood cells.​
Reference Range Information
Performing Location Reference Range
All Performing Sites TNC-CSF:
0-1 year: 0-30 / uL
> 1 year: 0-5 / uL
RBC-CSF: 0 / uL
CSFNEUT:
0 to 1 year: 0-8%
> or = 1 year: 0-6% 
CSFEOS: 0%
CSFMON:
0 to 1 year: 50-90%
> or = 1 year: 15-45%
CSFLYM:
0 to 1 year: 5-35%
> or = 1 year: 40-80%
CSFOTHER: 0% ​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Diagnostic Treatment Center​ ​​Monday through Sunday​ ​​Less than 2 hours​ Unicel Beckman Coulter DxH, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Eau Claire ​Monday through Sunday ​Less than 2 hours ​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
Flambeau Hospital​ ​Monday through Sunday​ ​Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
​Ladysmith Medical Center ​Monday through Sunday ​Less than 2 hours ​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Lakeview Medical Center ​Monday through Sunday​ ​Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
Marshfield​ Monday through Sunday​ Less than 2 hours​ Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
​Minocqua​Monday through Sunday​Less than 2 hours​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff
​Neillsville​​Monday through Sunday​​Less than 2 hours​​Unicel Beckman Coulter DxH800, Manual Chamber Count, Cytospin, Light Microscopy Diff​
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
89051​
For most current information refer to the Marshfield Laboratory online reference manual.