Cell Count, Cerebrospinal Fluid

CPT: 89051
Print Share

Test Details


  • Cerebrospinal Fluid Cell Count
  • CSF Analysis
  • Lumbar Puncture
  • Spinal Fluid Analysis

Test Includes

Differential counts; RBC; WBC


Evaluate 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


Microscopic and macroscopic examination

Specimen Requirements


Cerebrospinal fluid (CSF)


1 mL


Sterile, capped tubes

Patient Preparation

Usual aseptic aspiration technique

Storage Instructions

Refrigerate. Transport to the laboratory as soon as possible.

Causes for Rejection

Improper labeling; quantity not sufficient for analysis; frozen specimen; specimen more than 24 hours old

Clinical Information

Special Instructions

Transport to laboratory as soon as possible.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
005256 Cell Count, CSF 005257 Color, CSF 10335-8
005256 Cell Count, CSF 005258 Clarity, CSF 9374-0
005256 Cell Count, CSF 152108 Nucleated Cell, CSF cells/uL 58470-6
005256 Cell Count, CSF 152116 RBC, CSF /uL 792-2
005256 Cell Count, CSF 152124 Polys, CSF % 13516-0
005256 Cell Count, CSF 152140 Lymphs, CSF % 10328-3
005256 Cell Count, CSF 152155 Macrophages, CSF % 12229-1
005256 Cell Count, CSF 152173 Eosinophils, CSF % 12208-5
005256 Cell Count, CSF 152199 Comment: 20998-1

For Providers

Please login to order a test.


© 2018  Laboratory Corporation of America® Holdings and Lexi-Comp Inc. All Rights Reserved.

CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf