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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Cytology, CSF

Test Code(s): HCPATHM

CPT Code(s): 88112

Request Form: Cytopathology (UWH 1280520A)

Days Performed: Mon-Fri, 0800-1700.

Turnaround Time: Routine: 1 - 2 days.

Specimen Requirements

Specimen: Cerebrospinal fluid (CSF)

Collection Instructions: Follow standard aseptic collection procedures.  ALL CSF SPECIMENS MUST BE SUBMITTED FRESH.  DO NOT ADD ANY TYPE OF FIXATIVE OR ANTICOAGULANT.

Collection Container: Preferred: Numbered specimen tube from sterile disposable lumbar puncture tray

Collection Volume: Preferred: 2-3 mL

Volume Required: Preferred: 1 mL

Specimen Transport: Place specimen tube inside a biohazard bag with the request form in the outside pocket of the bag.  Transport specimen to UWHC Core Laboratory (B4/220) within 1 hour of collection.

Outreach Specimen Transport: Refrigerate specimen following collection. Transport with coolant pack; avoid freezing.

Unacceptable Criteria: Specimens with added fixative or anticoagulant.

Stability: Ambient: 1 hour
Refrigerated: 72 hours
Frozen: Not Acceptable


Report provides interpretation.  Contact the UWHC Cytology Lab at (608) 263-3205 for further information.

Additional Information:

Paperwork must include patient's name, medical record number, date of birth, specimen source, collection date, clinic and phone number, clinician's full name and pager number, and pertinent clinical history.

Spinal Fluid, Lumbar Puncture, Ventricular Fluid

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