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CA 27.29, CSF
Test Code17419
CPT Codes
86300
Preferred Specimen
3 mL CSF in a sterile transport tube
Minimum Volume
2 mL
Instructions
Specimen should be collected in sterile, leak-proof container
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: 72 hours
Frozen: 28 days
Refrigerated: 72 hours
Frozen: 28 days
Methodology
Immunoassay (IA)
Setup Schedule
A.M. Sets up 1 day a week.
Report Available
Reports in 2 days.
Clinical Significance
The measurement of tumor markers in CSF is potentially important in neoplastic meningitis