Cerebrospinal Fluid (CSF) Cytology

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Cytology

Delphic Registration Code (Alpha Code)

NGYN

Test Code (Numeric Code)

9032

Laboratory Handling

Transport

Transport CSF specimens to the laboratory immediately after collection. If the specimen is for paediatric central nervous system (CNS) tumour staging, a yellow sticker labelled "CSF for staging: for cytology only" must be affixed to the request form, and the specimen must be transported immediately on ice.

Sample Stability

The cytological evaluation is recommended within 2 to 4 hours of CSF sampling, preferably within 30 minutes.

Synonyms

Cytology, CSF

Turnaround Time

5 days

80% within 5 working days

Specimen Type

  • CSF

Specimen Requirements

Tube/Container Type:

Preferred
  • CSF sterile tubes (Routine Analysis)

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • CSF sterile tubes (Routine Analysis)

Pre-testing Requirements

Please follow the LabPlus protocol for CSF specimen collection and handling.

Additional Specimen Information

CSF is often shared with Microbiology/Haematology Departments who process the specimen first. They prepare 2 cytospin slides for Cytology.

CSF for Paediatric Haematology /Oncology Cytology testing for staging of Retinoblastoma/Neuroblastoma must be transported in a sterile CSF container on ice (placed in a separate outer bag) and sent to the laboratory immediately for processing. The yellow sticker “ CSF for staging; for cytology only” should be placed on request form.

Last updated: 11/08/2026