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St. John Health System
Lab Catalog


Index:

Chloride Spinal Fluid

Order Name CSF CHLOR
Test Number: 3500550
Revision Date 10/28/2011
Test Name Methodology LOINC Code
Chloride Spinal Fluid
Ion-Selective Electrode 2070-1 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 0.5 mL (0.1) CSF (Cerebrospinal Fluid) Sterile Screwtop Container See Instructions
Instructions Patient should be informed, relaxed and properly positioned for lumbar puncture. Specimen stability: Ambient 6 hours. Refrigerated 24 hours.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Useful in determining the electrolyte balance. 
CPT Code(s) 82438
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry