Cell Count and Differential, CSF

Abbrev Code:CCSF   
Order Code:LAB212Order Name:Cell Count with Differential CSF
Synonyms:Cerebrospinal Fluid, Analysis; Spinal Fluid Cell Count; CSF Cell Count and Differential
CPT Codes: 89050 x1, 89051 x1
Test Includes:Color, RBC, WBC, differential
Turnaround Time:Performed and reported 24 hours/day.

Collection Instructions

Optimal Volume:1 mL
Minimum\Peds Volume:Submit less if unable to obtain 1 mL
Container:Sterile tube
Alternate Containers: Plastic leakproof container, sterile
Causes for Rejection:Clotted specimen.

Processing and Shipping

Specimen Processing:Do not process.
Shipping Instructions:Ship at room temperature to arrive ASAP. Refrigerate samples if shipping is delayed.
Test Performed at or Referral Lab Hematology  (Range, UMMC-East Bank, Lakes, Ridges, Northland, Southdale, UMMC/UMMCH-West Bank, Grand Itasca, St. Joseph's, St. John's, Woodwinds)


Reference Range:
  CSF Leukocyte Count
Age Total Nucleated
0-30 d 0-25
Greater than 30 d 0-5

Note: Differentials will not be performed on WBC counts of 5 or less.  

Use:Evaluation for bacterial or viral encephalitis, meningitis, meningoencephalitis, mycobacterial or fungal infection, primary or secondary malignancy, leukemia/malignant lymphoma of CNS, trauma, vascular occlusive disease, heredofamilial and/or degenerative processes.

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