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VDRL, CSF
Test CodeVDRL
Preferred Specimen
1 mL CSF in a plastic screw-cap vial
Minimum Volume
0.2 mL
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 4 days
Refrigerated: 14 days
Frozen: 60 days
Refrigerated: 14 days
Frozen: 60 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Lipemia
Methodology
Slide Micro-flocculation
Setup Schedule
Set up: Tue-Sat; Report available: 1-3 days
Clinical Significance
Positive results are suggestive of neurosyphilis.