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Arbovirus Antibodies, IgG and IgM, CSF
2001597
Ordering Recommendation
Mnemonic
ARBOCSF GM
Methodology
Semi-Quantitative Indirect Fluorescent Antibody/Semi-Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Tue, Fri
Reported
1-5 days
New York DOH Approval Status
Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
CSF.  
Specimen Preparation
Transfer 4 mL CSF to an ARUP Standard Transport Tube. (Min: 2.5 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Contaminated, heat-inactivated, or hemolyzed specimens.  
Remarks
 
Stability
Ambient: 8 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
Effective February 19, 2013
ComponentsReference Interval
St. Louis Encephalitis Antibody, IgG by IFA, CSFLess than 1:1
California Encephalitis Antibody, IgG by IFA, CSFLess than 1:1
Eastern Equine Encephalitis Antibody, IgG by IFA, CSFLess than 1:1
Western Equine Encephalitis Antibody, IgG by IFA, CSFLess than 1:1
West Nile Virus Antibody, IgG by ELISA, CSF1.29 IV or less: Negative - No significant level of West Nile virus IgG antibody detected.
1.30-1.49 IV: Equivocal - Questionable presence of West Nile virus IgG antibody detected. Repeat testing in 10-14 days may be helpful.
1.50 IV or greater: Positive - Presence of IgG antibody to West Nile virus detected, suggestive of current or past infection.
St. Louis Encephalitis Antibody, IgM by IFA, CSFLess than 1:1
California Encephalitis Antibody, IgM by IFA, CSFLess than 1:1
Eastern Equine Encephalitis Antibody, IgM by IFA, CSFLess than 1:1
Western Equine Encephalitis, Antibody, IgM by IFA, CSFLess than 1:1
West Nile Virus Antibody, IgM by ELISA, CSF0.89 IV or less: Negative - No significant level of West Nile virus IgM antibody detected.
0.90-1.10 IV: Equivocal - Questionable presence of West Nile virus IgM antibody detected. Repeat testing in 10-14 days may be helpful.
1.11 IV or greater: Positive - Presence of IgM antibody to West Nile virus detected, suggestive of current or recent infection.

Interpretive Data
Refer to Report.


Compliance Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
Note
CPT Code(s)
86651 x2; 86652 x2; 86653 x2; 86654 x2; 86789; 86788
Components
Component Test Code*Component Chart NameLOINC
0050238West Nile Virus Antibody IgG CSF39572-3
0050239West Nile Virus Antibody IgM CSF39573-1
0098729Eastern Equine Enceph Ab, IgM, CSF10899-3
0098730Western Equine Enceph Ab, IgM, CSF9316-1
0098893California Encephalitis IgG CSF9539-8
0098895St. Louis Encephalitis Ab, IgG, CSF21509-5
0098896Eastern Equine Enceph Ab, IgG, CSF10897-7
0098897Western Equine Enceph Ab, IgG, CSF9315-3
0098898California Encephalitis IgM CSF9540-6
0098899St. Louis Encephalitis Ab, IgM, CSF21510-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Arbovirus
  • Arbovirus CSF antibodies
  • California Encephalitis Antibody, IgG CSF
  • California Encephalitis Antibody, IgM CSF
  • Eastern Equine Encephalitis Antibody, IgG CSF
  • Eastern Equine Encephalitis Antibody, IgM CSF
  • St. Louis Encephalitis Antibody, IgG CSF
  • St. Louis Encephalitis Antibody, IgM CSF
  • Viral Encephalitis
  • West Nile Virus Antibody, IgG CSF
  • West Nile Virus Antibody, IgM CSF
  • Western Equine Encephalitis Antibody CSF
  • Western Equine Encephalitis, Antibody, IgM CSF