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Interleukin 6, CSF
Ordering Recommendation
Primarily used for research and to support attempts to understand the pathogenesis of immune, infectious, allergic, or inflammatory disorders.
New York DOH Approval Status
Specimen Required
CSF.
Transfer 1 mL CSF to an ARUP Standard Transport Tube. (Min: 0.4 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Ship in an ARUP Standard Transport Tube.
Refrigerated specimens. Contaminated or heat-inactivated specimens.
Ambient: 30 minutes; Refrigerated: Unacceptable; Frozen: 1 month.
Methodology
Quantitative Multiplex Bead Assay
Performed
Sun-Sat
Reported
1-4 days
Reference Interval
7.5 pg/mL or less
Interpretive Data
Results are used to understand the pathophysiology of immune, infectious, or inflammatory disorders, or may be used for research purposes.
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
Note
Cytokine levels may demonstrate diurnal variation. For longitudinal comparison, it is recommended that cytokine levels be determined at the same time of day.
Hotline History
CPT Codes
83529
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 3003324 | Interleukin 6, CSF | 49919-4 |
Aliases
- cytokine
- cytokines
- IL-6
- IL6
- Interleukin-6, Serum
