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Test 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