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Measles (Rubeola) IgM Antibody, IFA (CSF)
Test Code69394
CPT Codes
86765
Preferred Specimen
1 mL CSF collected in a plastic screw-cap vial
Minimum Volume
0.075 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly icteric
Methodology
Indirect Immunofluorescence Assay (IFA)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Mon-Fri; Report available: 3 days
Reference Range
< 1:1
Clinical Significance
Detection of intrathecally-produced organism-specific antibodies in CSF indicates central nervous system infection. However, serum levels of organism-specific antibodies, blood-brain barrier integrity, and possible CSF contamination by blood should be considered when assessing CSF results.