Cytology, CSF

Sunquest Code:NGNCTCoPath Code:NGYN
Epic Code:LAB4600Epic Name:Cytology Non Gyn
Sunquest Code (non-Epic sites):COPATH  
Synonyms:Cerebrospinal Fluid, Cytology
Methodology:Cytospin preparations, stained and examined microscopically.
Turnaround Time:Performed Mon-Thur 0800-1500, Fri 0800-1530; results are reported within 1-2 days.
Special Instructions:Provide pertinent clinical history. If requesting testing for fungus, indicate on request form.

Collection Instructions

Specimen:CSF or ventricular fluid
Optimal Volume:4-6 mL preferred
Minimum\Peds Volume:1 mL
Container:Sterile tube
Collection Instructions:Submit tube for cytologic examination. Submit a specimen obtained before a diagnostic procedure such as pneumoencephalogram is performed. Reactive cells due to such procedures compromise cellular evaluation.

Processing and Shipping

Specimen Processing:Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Fresh unfixed fluid: 24 hours at room temperature; 72 hours refrigerated; frozen is unacceptable.
Test Performed at or Referral Lab Cytology  (UMMC-East Bank, Fairview Ridges - FRH, Fairview Southdale - FSH, UMMC/UMMCH-West Bank)


Reference Range:Results reported as negative to positive for malignant cells.
Use:Establish the presence of primary or metastatic neoplasm; aid in the diagnosis of fungal meningitis, particularly Cryptococcus.

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