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Laboratory Medicine

Test catalogue

Leukemia/Lymphoma Markers, CSF (Cell Markers, Flow Cytometry)

Test Name

Leukemia/Lymphoma Markers, CSF (Cell Markers, Flow Cytometry)

CSF Tube Urine sample Specimen Type / Requirements

Container Type = Sterile, screw-capped transport tube or CSF tube.

Preferred volume to collect: 1.0 mL CSF

Minimum volume to collect: 0.5 mL CSF

Neonate volume to collect: 0.5 mL CSF

Tube 1: Cell count
Tube 2: Glucose and protein, Oligoclonal Banding
Tube 3: Gram stain and culture (C+S) or Virology
Tube 4: Cell count/Flow Cytometry/cytology.

Specimen Handling

Collection Instructions: Collect sample in a sterile container and send to core lab. Ensure sample is mixed adequately. Write your initials, date and time of collection on the collection label or requisition.

If sample is collected on Friday, specimen must be received in lab no later than 1pm. CSF for Flow Cytometry is only perform Monday to Friday, not on weekends and statutory holidays.

Lab Instrustions We are no longer required to register Flow Cytometry samples in the LIS. Samples shall be delivered with paper requisition to flow bench ASAP.

Stability: Stable for 24hrs at room temperature and 3 days refrigerated.

Transportation: Transport at room temperature within 1 hour of collection.

Required Documentation

Turnaround Time (TAT)

2 days

Test Utilization

Reference value

See interpretation report

Test Code



Flow Cytometry Immunophenotyping

Testing Location

SMH-Haematology (FLOW)

Other Information

Last Updated: July 24, 2020