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Order Code LAB1372 VDRL, Spinal Fluid

Reporting Name

VDRL, CSF

Useful For

Aiding in the diagnosis of neurosyphilis

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

CSF


Specimen Required


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.


Specimen Minimum Volume

0.2 mL

Specimen Stability Information

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

Reference Values

Negative

Reference values apply to all ages.

Day(s) Performed

Monday through Friday

CPT Code Information

86592

Method Description

VDRL antigen and spinal fluid are mixed on a 180 RPM rotator. The antigen, a cardiolipin-lecithin coated cholesterol particle, flocculates in the presence of reagin.(US Department of Health, Education and Welfare, National Communicable Diseases Center, Venereal Disease Program: Manual of Tests for Syphilis. Centers for Disease Control; 1969; Bennett JE, Dolin R, Blaser MJ, eds. Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. 9th ed. Elsevier; 2020)

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject

Method Name

Flocculation/Agglutination

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
VDSFQ VDRL Titer, CSF No No

Testing Algorithm

If this test is positive, a VDRL titer will be performed at an additional charge.

 

For more information, see Meningitis/Encephalitis Panel Algorithm.