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HelpTest Code CFDIFF Differential, CSF
Collection Container
CSF
Specimen Required
Spinal fluid
Specimen Volume
1 mL
Minimum Specimen Volume
0.5 mL
Special Handling Instructions
Specimen should be transported to the laboratory ASAP after collection
Reasons for Rejection
Grossly clotted specimen, quantity not sufficient
Methodology
Differential on Wright stain cytospin prep
Turnaround Time
Test performed upon receipt in laboratory
Additional Information
All CSF cytospins on pediatric Medical Oncology patients are sent for pathology review regardless of counts.
Units of Measure
%
Days and Times Performed
24 hours a day, 7 days a week
LOINC Code
29584-0