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Test Code VDSFQ VDRL Titer, Spinal Fluid


Specimen Required


Only orderable as a reflex. For more information see VDSF / VDRL, Spinal Fluid.

 

Collection Container/Tube: Sterile vial

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions: Submit specimen collected in vial 2, if possible. If not, note which vial from which the aliquot was obtained.


Method Name

Only orderable as a reflex. For more information see VDSF / VDRL, Spinal Fluid.

 

Flocculation/Agglutination

Specimen Type

CSF

Specimen Minimum Volume

0.2 mL

Specimen Stability Information

Specimen Type Temperature Time
CSF Frozen (preferred) 14 days
  Refrigerated  14 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject

Clinical Information

The Veneral Diseases Research Laboratory (VRDL) assay is a nontreponemal serologic test for syphilis that uses a cardiolipin-cholesterol-lecithin antigen to detect reaginic antibodies.

 

The presence of neurosyphilis in untreated patients can be detected by the presence of pleocytosis, elevated protein, and a positive VDRL result.

Reference Values

Only orderable as a reflex. For more information see VDSF / VDRL, Spinal Fluid.

 

Negative

Reference values apply to all ages.

Day(s) Performed

Monday through Friday

Report Available

1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

86593