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HelpTEST ID IL6DX Interleukin-6, Serum
Specimen Required
Collection Container/Tube: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial
Useful For
Evaluating patients with suspected chronic inflammatory disorders, such as rheumatoid arthritis, systemic lupus erythematosus, ankylosing spondylitis, or inflammatory bowel disease
Evaluating patients with Castleman disease
Evaluating patients with suspected systemic infection
Evaluating patients with suspected localized infection, specifically prosthetic joint infection
Assisting in identifying severe inflammatory response in patients with confirmed COVID-19 illness to aid in determining the risk of intubation with mechanical ventilation, in conjunction with clinical findings and the results of other laboratory testing
Highlights
Fact sheets for this emergency use authorization (EUA) assay can be found at the following links:
-For healthcare providers: www.fda.gov/media/142598/download
-For patients: www.fda.gov/media/142599/download
Method Name
Immunoenzymatic
Reporting Name
Interleukin-6, SSpecimen Type
SerumSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days | ||
| Ambient | 24 hours |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Reference Values
< 6.4 pg/mL
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
83529